#255337
Closest named color: Dark Blue Green (#005249). oklch(40.1% 0.07 154.9), rgb(37, 83, 55).
Aa
White text reads best on this color (8.85:1).
About this color
#255337 is a dark, muted green. In OKLCH its lightness is 40%, its chroma 0.070 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.034 away. White text reads best on it, at 8.85:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | muted (0.070) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.37:1 |
| White text | 8.85:1 |
Values
| HEX | #255337 |
| RGB | rgb(37, 83, 55) |
| HSL | hsl(143, 38%, 24%) |
| OKLCH | oklch(40.1% 0.07 154.9) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #255337 | 8.85:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #255337 | 2.37:1 | Fails | Lc 13.9 | Not readable |
| #255337 text on white | 8.85:1 | AAA | Lc 90.1 | Preferred for body text |
| #255337 text on black | 2.37:1 | Fails | Lc -12.2 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE5
oklch(93.6% 0.016 154.5)
-
Step 200
200
#CBDFD1
oklch(88.5% 0.029 155.2)
-
Step 300
300
#A7CBB2
oklch(80.9% 0.052 154.8)
-
Step 400
400
#75B08A
oklch(70.6% 0.083 155.4)
-
Step 500
500
#4E9C6C
oklch(63% 0.107 154.8)
-
Step 600
600
#2C8754
oklch(55.6% 0.117 154.8)
-
Step 700
700
#1D7244
oklch(49% 0.108 154.8)
-
Step 800
800
#1C5D38
oklch(42.7% 0.09 154.5)
-
Step 900
900 (this color)
#255337
oklch(40.1% 0.07 154.9)
-
Step 950
950
#132D1D
oklch(27.1% 0.044 155)
#255337 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) | #534D35 | 0.063 |
| Deuteranopia (no green cones) | #4C4839 | 0.061 |
| Tritanopia (no blue cones) | #19524C | 0.035 |
| Achromatopsia (no color) | #4A4A4A | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #255337
#255337
oklch(40.1% 0.07 154.9)
- #5F3957
#5F3957
oklch(40.1% 0.07 334.8)
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 #255337, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.034
- Pine #2B5D34 ΔE 0.036
- Spruce #0A5F38 ΔE 0.040
- Dark Slate Gray #2F4F4F ΔE 0.048
- Navy Green #35530A ΔE 0.049
- Evergreen #05472A ΔE 0.051
- Dark Teal #014D4E ΔE 0.052
- Pine Green #0A481E ΔE 0.054
Use #255337 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.