#258954
Closest named color: Sea Green (#2E8B57). oklch(56% 0.122 155.3), rgb(37, 137, 84).
Aa
Black text reads best on this color (4.78:1).
About this color
#258954 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.122 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.009 away. Black text reads best on it, at 4.78:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.122) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.78:1 |
| White text | 4.38:1 |
Values
| HEX | #258954 |
| RGB | rgb(37, 137, 84) |
| HSL | hsl(148, 57%, 34%) |
| OKLCH | oklch(56% 0.122 155.3) |
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 #258954 | 4.38:1 | AA large text | Lc -75.5 | Fine for body text |
| Black text on #258954 | 4.78:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #258954 text on white | 4.38:1 | AA large text | Lc 70.0 | Content text, not long reading |
| #258954 text on black | 4.78:1 | AA | Lc -31.6 | Non-text elements, placeholder text |
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 600.
-
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
#CADFD1
oklch(88.4% 0.029 156.6)
-
Step 300
300
#A5CCB1
oklch(80.9% 0.056 154.8)
-
Step 400
400
#72B189
oklch(70.6% 0.088 155.6)
-
Step 500
500
#499D6B
oklch(63% 0.112 155.2)
-
Step 600
600 (this color)
#258954
oklch(56% 0.122 155.3)
-
Step 700
700
#137343
oklch(49.1% 0.114 155.2)
-
Step 800
800
#155E38
oklch(42.8% 0.094 155.5)
-
Step 900
900
#1A4D30
oklch(37.7% 0.074 155.3)
-
Step 950
950
#112D1C
oklch(27% 0.047 154.9)
#258954 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) | #887E50 | 0.108 |
| Deuteranopia (no green cones) | #7C7557 | 0.106 |
| Tritanopia (no blue cones) | #00887C | 0.059 |
| Achromatopsia (no color) | #787878 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #258954
#258954
oklch(56% 0.122 155.3)
- #A05690
#A05690
oklch(56% 0.123 335.7)
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 #258954, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.009
- Viridian #1E9167 ΔE 0.030
- Jungle Green #048243 ΔE 0.032
- Light Forest Green #4F9153 ΔE 0.043
- Fern Green #548D44 ΔE 0.043
- Dark Sage #598556 ΔE 0.044
- Kelley Green #009337 ΔE 0.054
- Forest Green #228B22 ΔE 0.056
Use #258954 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.