#28513B

Closest named color: Dark Blue Green (#005249). oklch(39.8% 0.06 158.6), rgb(40, 81, 59).

Aa

White text reads best on this color (9.01:1).

About this color

#28513B is a dark, muted green. In OKLCH its lightness is 40%, its chroma 0.060 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.029 away. White text reads best on it, at 9.01:1.

Hue familyGreens
Lightnessdark (40%)
Chromamuted (0.060)
Temperaturein between
Nearest nameDark Blue Green (#005249)
Black text2.33:1
White text9.01:1

Values

HEX#28513B
RGBrgb(40, 81, 59)
HSLhsl(148, 34%, 24%)
OKLCHoklch(39.8% 0.06 158.6)

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 #28513B 9.01:1 AAA Lc -95.0 Preferred for body text
Black text on #28513B 2.33:1 Fails Lc 13.4 Not readable
#28513B text on white 9.01:1 AAA Lc 90.6 Preferred for body text
#28513B text on black 2.33:1 Fails Lc -11.7 Not readable

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 900.

  1. Step 50

    50

    #F2F7F4

    oklch(97.2% 0.007 160.1)

  2. Step 100

    100

    #E3EDE7

    oklch(93.7% 0.013 159.9)

  3. Step 200

    200

    #CCDED3

    oklch(88.4% 0.024 159.1)

  4. Step 300

    300

    #A9CAB6

    oklch(80.9% 0.045 158.6)

  5. Step 400

    400

    #7AAF90

    oklch(70.8% 0.072 158.3)

  6. Step 500

    500

    #559B75

    oklch(63.3% 0.092 158.5)

  7. Step 600

    600

    #36855D

    oklch(55.6% 0.1 158.5)

  8. Step 700

    700

    #27704D

    oklch(49% 0.092 159.1)

  9. Step 800

    800

    #235C3F

    oklch(42.8% 0.077 158.3)

  10. Step 900

    900 (this color)

    #28513B

    oklch(39.8% 0.06 158.6)

  11. Step 950

    950

    #152C1F

    oklch(27% 0.038 157.7)

Export this scale for Tailwind in the Tailwind colors tool

#28513B 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)#504C3A0.055
Deuteranopia (no green cones)#4A473C0.055
Tritanopia (no blue cones)#1D514B0.027
Achromatopsia (no color)#4949490.060

Harmonies

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

Complementary

The opposite hue (180°).

  • #28513B

    #28513B

    oklch(39.8% 0.06 158.6)

  • #5C3A52

    #5C3A52

    oklch(39.7% 0.06 338.2)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #28513B

    #28513B

    oklch(39.8% 0.06 158.6)

  • #3D4D29

    #3D4D29

    oklch(39.7% 0.06 128.4)

  • #16514D

    #16514D

    oklch(39.7% 0.06 188.5)

Open the analogous palette in the generator

Split complementary

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

  • #28513B

    #28513B

    oklch(39.8% 0.06 158.6)

  • #503E60

    #503E60

    oklch(39.7% 0.06 308.1)

  • #633941

    #633941

    oklch(39.8% 0.06 7.9)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #28513B

    #28513B

    oklch(39.8% 0.06 158.6)

  • #404467

    #404467

    oklch(39.9% 0.059 278.3)

  • #633B2F

    #633B2F

    oklch(39.7% 0.06 37.5)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #28513B

    #28513B

    oklch(39.8% 0.06 158.6)

  • #2C4A66

    #2C4A66

    oklch(39.9% 0.06 247.9)

  • #5C3A52

    #5C3A52

    oklch(39.7% 0.06 338.2)

  • #5C4121

    #5C4121

    oklch(39.8% 0.06 69.3)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #28513B, closest first.

Similar named colors

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

Use #28513B 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.