#258633
Closest named color: Forest Green (#228B22). oklch(54.6% 0.149 145.4), rgb(37, 134, 51).
Aa
White text reads best on this color (4.62:1).
About this color
#258633 is a medium-dark, vivid green. In OKLCH its lightness is 55%, its chroma 0.149 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest Green (#228B22), ΔE 0.024 away. White text reads best on it, at 4.62:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Forest Green (#228B22) |
| Black text | 4.53:1 |
| White text | 4.62:1 |
Values
| HEX | #258633 |
| RGB | rgb(37, 134, 51) |
| HSL | hsl(129, 57%, 34%) |
| OKLCH | oklch(54.6% 0.149 145.4) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #258633 | 4.62:1 | AA | Lc -77.2 | Fine for body text |
| Black text on #258633 | 4.53:1 | AA | Lc 32.4 | Non-text elements, placeholder text |
| #258633 text on white | 4.62:1 | AA | Lc 71.7 | Content text, not long reading |
| #258633 text on black | 4.53:1 | AA | Lc -29.9 | 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 600.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EEE2
oklch(93.7% 0.02 145.4)
-
Step 200
200
#CAE0CB
oklch(88.5% 0.037 146.5)
-
Step 300
300
#A6CDA7
oklch(81% 0.067 145.6)
-
Step 400
400
#74B377
oklch(70.8% 0.108 145.4)
-
Step 500
500
#4C9F53
oklch(63.2% 0.137 145.4)
-
Step 600
600 (this color)
#258633
oklch(54.6% 0.149 145.4)
-
Step 700
700
#1A7428
oklch(49.1% 0.139 145.3)
-
Step 800
800
#195F23
oklch(42.8% 0.115 145.5)
-
Step 900
900
#1D4E21
oklch(37.8% 0.09 145)
-
Step 950
950
#122E14
oklch(27.1% 0.058 145.2)
#258633 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) | #88792A | 0.113 |
| Deuteranopia (no green cones) | #7D723A | 0.112 |
| Tritanopia (no blue cones) | #008374 | 0.090 |
| Achromatopsia (no color) | #757575 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #258633
#258633
oklch(54.6% 0.149 145.4)
- #9B4C9F
#9B4C9F
oklch(54.6% 0.15 325.6)
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 #258633, closest first.
No curated palette has a color within ΔE 0.04 of #258633.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest Green #228B22 ΔE 0.024
- Jungle Green #048243 ΔE 0.026
- Tree Green #2A7E19 ΔE 0.027
- Dark Grass Green #388004 ΔE 0.028
- Emerald Green #028F1E ΔE 0.037
- Kelley Green #009337 ΔE 0.038
- Green #008000 ΔE 0.039
- Sea Green #2E8B57 ΔE 0.044
Use #258633 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.