#287C4B

Closest named color: Jungle Green (#048243). oklch(52.3% 0.111 153.9), rgb(40, 124, 75).

Aa

White text reads best on this color (5.15:1).

About this color

#287C4B is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.111 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.027 away. White text reads best on it, at 5.15:1.

Hue familyGreens
Lightnessmedium-dark (52%)
Chromamoderately saturated (0.111)
Temperaturein between
Nearest nameJungle Green (#048243)
Black text4.07:1
White text5.15:1

Values

HEX#287C4B
RGBrgb(40, 124, 75)
HSLhsl(145, 51%, 32%)
OKLCHoklch(52.3% 0.111 153.9)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

PairWCAG 2ResultAPCAAPCA guidance
White text on #287C4B 5.15:1 AA Lc -80.6 Fine for body text
Black text on #287C4B 4.07:1 AA large text Lc 28.9 Dividers and decoration only
#287C4B text on white 5.15:1 AA Lc 75.2 Fine for body text
#287C4B text on black 4.07:1 AA large text Lc -26.5 Dividers and decoration only

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.

  1. Step 50

    50

    #F2F7F3

    oklch(97.1% 0.007 151.9)

  2. Step 100

    100

    #E2EDE5

    oklch(93.6% 0.016 154.5)

  3. Step 200

    200

    #CBDFD0

    oklch(88.5% 0.029 153.3)

  4. Step 300

    300

    #A6CBB1

    oklch(80.8% 0.054 154.4)

  5. Step 400

    400

    #75B188

    oklch(70.8% 0.087 153.8)

  6. Step 500

    500

    #4D9D6A

    oklch(63.1% 0.111 153.8)

  7. Step 600

    600

    #2B8752

    oklch(55.6% 0.119 154.1)

  8. Step 700

    700 (this color)

    #287C4B

    oklch(52.3% 0.111 153.9)

  9. Step 800

    800

    #1B5D37

    oklch(42.6% 0.091 154.1)

  10. Step 900

    900

    #1D4D2F

    oklch(37.8% 0.073 153.5)

  11. Step 950

    950

    #132D1C

    oklch(27.1% 0.045 153.5)

Export this scale for Tailwind in the Tailwind colors tool

#287C4B with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

VisionSeen asShift (ΔE)
Protanopia (no red cones)#7C72480.098
Deuteranopia (no green cones)#716A4E0.096
Tritanopia (no blue cones)#007A700.058
Achromatopsia (no color)#6D6D6D0.112

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

Complementary

The opposite hue (180°).

  • #287C4B

    #287C4B

    oklch(52.3% 0.111 153.9)

  • #904F84

    #904F84

    oklch(52.3% 0.112 334.3)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #287C4B

    #287C4B

    oklch(52.3% 0.111 153.9)

  • #5D7421

    #5D7421

    oklch(52.3% 0.111 123.7)

  • #007B70

    #007B70

    oklch(52.4% 0.093 184)

Open the analogous palette in the generator

Split complementary

The two hues beside the complement (150° and 210°).

  • #287C4B

    #287C4B

    oklch(52.3% 0.111 153.9)

  • #78589E

    #78589E

    oklch(52.4% 0.112 303.9)

  • #9D4B62

    #9D4B62

    oklch(52.2% 0.112 4)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #287C4B

    #287C4B

    oklch(52.3% 0.111 153.9)

  • #5663AA

    #5663AA

    oklch(52.2% 0.113 274)

  • #A04F3D

    #A04F3D

    oklch(52.4% 0.112 33.8)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #287C4B

    #287C4B

    oklch(52.3% 0.111 153.9)

  • #236FA5

    #236FA5

    oklch(52.2% 0.112 244.3)

  • #904F84

    #904F84

    oklch(52.3% 0.112 334.3)

  • #955A12

    #955A12

    oklch(52.3% 0.111 64.4)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #287C4B, closest first.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #287C4B in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.