#255909
Closest named color: Deep Green (#02590F). oklch(41.2% 0.12 137.7), rgb(37, 89, 9).
Aa
White text reads best on this color (8.36:1).
About this color
#255909 is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.120 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Green (#02590F), ΔE 0.019 away. White text reads best on it, at 8.36:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Deep Green (#02590F) |
| Black text | 2.51:1 |
| White text | 8.36:1 |
Values
| HEX | #255909 |
| RGB | rgb(37, 89, 9) |
| HSL | hsl(99, 82%, 19%) |
| OKLCH | oklch(41.2% 0.12 137.7) |
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 #255909 | 8.36:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #255909 | 2.51:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #255909 text on white | 8.36:1 | AAA | Lc 88.5 | Fine for body text |
| #255909 text on black | 2.51:1 | Fails | Lc -13.7 | 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 800.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E4EDE0
oklch(93.6% 0.02 135.8)
-
Step 200
200
#CDE0C7
oklch(88.6% 0.039 138.2)
-
Step 300
300
#ABCCA0
oklch(80.9% 0.07 137.9)
-
Step 400
400
#7DB16B
oklch(70.6% 0.112 138)
-
Step 500
500
#5B9D41
oklch(63.1% 0.143 137.8)
-
Step 600
600
#3F871C
oklch(55.6% 0.156 137.8)
-
Step 700
700
#31720B
oklch(49% 0.145 137.6)
-
Step 800
800 (this color)
#255909
oklch(41.2% 0.12 137.7)
-
Step 900
900
#264D16
oklch(37.8% 0.095 137.9)
-
Step 950
950
#172D0E
oklch(27% 0.06 137.5)
#255909 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) | #5C5000 | 0.077 |
| Deuteranopia (no green cones) | #564C13 | 0.077 |
| Tritanopia (no blue cones) | #21554B | 0.085 |
| Achromatopsia (no color) | #4E4E4E | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #255909
#255909
oklch(41.2% 0.12 137.7)
- #653275
#653275
oklch(41.3% 0.12 317.5)
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 #255909, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Green #02590F ΔE 0.019
- Forest #0B5509 ΔE 0.023
- Navy Green #35530A ΔE 0.024
- Dark Green #006400 ΔE 0.039
- Pine #2B5D34 ΔE 0.043
- Spruce #0A5F38 ΔE 0.044
- Army Green #4B5D16 ΔE 0.051
- Camouflage Green #4B6113 ΔE 0.055
Use #255909 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.