#255311
Closest named color: Navy Green (#35530A). oklch(39.5% 0.108 138), rgb(37, 83, 17).
Aa
White text reads best on this color (9.03:1).
About this color
#255311 is a dark, moderately saturated green. In OKLCH its lightness is 39%, its chroma 0.108 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.017 away. White text reads best on it, at 9.03:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.32:1 |
| White text | 9.03:1 |
Values
| HEX | #255311 |
| RGB | rgb(37, 83, 17) |
| HSL | hsl(102, 66%, 20%) |
| OKLCH | oklch(39.5% 0.108 138) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #255311 | 9.03:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #255311 | 2.32:1 | Fails | Lc 13.5 | Not readable |
| #255311 text on white | 9.03:1 | AAA | Lc 90.5 | Preferred for body text |
| #255311 text on black | 2.32:1 | Fails | Lc -11.8 | 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.
-
Step 50
50
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E2EEDF
oklch(93.6% 0.024 139.4)
-
Step 200
200
#CBE1C4
oklch(88.6% 0.046 138.1)
-
Step 300
300
#A7CE9B
oklch(81% 0.081 138.4)
-
Step 400
400
#77B362
oklch(70.6% 0.128 138)
-
Step 500
500
#51A030
oklch(63.2% 0.166 138)
-
Step 600
600
#368900
oklch(55.6% 0.172 138)
-
Step 700
700
#2C7300
oklch(49.1% 0.152 138.1)
-
Step 800
800
#235E00
oklch(42.6% 0.131 138)
-
Step 900
900 (this color)
#255311
oklch(39.5% 0.108 138)
-
Step 950
950
#142E09
oklch(27.1% 0.069 137.8)
#255311 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.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #564B05 | 0.070 |
| Deuteranopia (no green cones) | #504718 | 0.071 |
| Tritanopia (no blue cones) | #215046 | 0.074 |
| Achromatopsia (no color) | #494949 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #255311
#255311
oklch(39.5% 0.108 138)
- #5E306B
#5E306B
oklch(39.5% 0.108 318.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #255311, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.017
- Forest #0B5509 ΔE 0.020
- Deep Green #02590F ΔE 0.026
- Bottle Green #044A05 ΔE 0.041
- Darkgreen #054907 ΔE 0.044
- Pine #2B5D34 ΔE 0.046
- British Racing Green #05480D ΔE 0.046
- Spruce #0A5F38 ΔE 0.048
Use #255311 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.