#397645

Closest named color: Dark Olive Green (#556B2F). oklch(51.2% 0.1 148.4), rgb(57, 118, 69).

Aa

White text reads best on this color (5.45:1).

About this color

#397645 is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.100 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.041 away. White text reads best on it, at 5.45:1.

Hue familyGreens
Lightnessmedium-dark (51%)
Chromamoderately saturated (0.100)
Temperaturein between
Nearest nameDark Olive Green (#556B2F)
Black text3.85:1
White text5.45:1

Values

HEX#397645
RGBrgb(57, 118, 69)
HSLhsl(132, 35%, 34%)
OKLCHoklch(51.2% 0.1 148.4)

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 #397645 5.45:1 AA Lc -82.3 Fine for body text
Black text on #397645 3.85:1 AA large text Lc 27.1 Dividers and decoration only
#397645 text on white 5.45:1 AA Lc 77.0 Fine for body text
#397645 text on black 3.85:1 AA large text Lc -24.7 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

    #F3F7F3

    oklch(97.2% 0.007 145.5)

  2. Step 100

    100

    #E4EDE5

    oklch(93.7% 0.014 148.8)

  3. Step 200

    200

    #CEDECF

    oklch(88.4% 0.027 147.1)

  4. Step 300

    300

    #ACCAB0

    oklch(81% 0.048 148.9)

  5. Step 400

    400

    #7FAE86

    oklch(70.6% 0.077 148.7)

  6. Step 500

    500

    #5D9A67

    oklch(63.1% 0.099 148.3)

  7. Step 600

    600

    #42844F

    oklch(55.5% 0.106 148.5)

  8. Step 700

    700 (this color)

    #397645

    oklch(51.2% 0.1 148.4)

  9. Step 800

    800

    #2B5B34

    oklch(42.6% 0.083 148.2)

  10. Step 900

    900

    #284B2E

    oklch(37.7% 0.064 148.3)

  11. Step 950

    950

    #182C1B

    oklch(27% 0.041 148)

Export this scale for Tailwind in the Tailwind colors tool

#397645 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)#776D420.081
Deuteranopia (no green cones)#6E67480.080
Tritanopia (no blue cones)#2E746A0.057
Achromatopsia (no color)#6969690.100

Harmonies

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

Complementary

The opposite hue (180°).

  • #397645

    #397645

    oklch(51.2% 0.1 148.4)

  • #855083

    #855083

    oklch(51.1% 0.1 328.3)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #397645

    #397645

    oklch(51.2% 0.1 148.4)

  • #616E23

    #616E23

    oklch(51.1% 0.1 118.5)

  • #007867

    #007867

    oklch(51.2% 0.094 178.3)

Open the analogous palette in the generator

Split complementary

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

  • #397645

    #397645

    oklch(51.2% 0.1 148.4)

  • #6E5998

    #6E5998

    oklch(51.2% 0.1 298.2)

  • #934C66

    #934C66

    oklch(51.1% 0.1 358)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #397645

    #397645

    oklch(51.2% 0.1 148.4)

  • #4E63A0

    #4E63A0

    oklch(51.1% 0.1 268.3)

  • #974E45

    #974E45

    oklch(51.1% 0.099 28.3)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #397645

    #397645

    oklch(51.2% 0.1 148.4)

  • #216E99

    #216E99

    oklch(51.3% 0.099 238.2)

  • #855083

    #855083

    oklch(51.1% 0.1 328.3)

  • #905724

    #905724

    oklch(51.2% 0.1 59.2)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #397645, closest first.

Similar named colors

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

Use #397645 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.