#258A48
Closest named color: Sea Green (#2E8B57). oklch(56% 0.135 150.5), rgb(37, 138, 72).
Aa
Black text reads best on this color (4.80:1).
About this color
#258A48 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.135 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.021 away. Black text reads best on it, at 4.80:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.80:1 |
| White text | 4.36:1 |
Values
| HEX | #258A48 |
| RGB | rgb(37, 138, 72) |
| HSL | hsl(141, 58%, 34%) |
| OKLCH | oklch(56% 0.135 150.5) |
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 #258A48 | 4.36:1 | AA large text | Lc -75.4 | Fine for body text |
| Black text on #258A48 | 4.80:1 | AA | Lc 34.2 | Non-text elements, placeholder text |
| #258A48 text on white | 4.36:1 | AA large text | Lc 69.9 | Content text, not long reading |
| #258A48 text on black | 4.80:1 | AA | Lc -31.8 | 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
#E2EDE4
oklch(93.5% 0.017 151.1)
-
Step 200
200
#CAE0CE
oklch(88.5% 0.034 150.8)
-
Step 300
300
#A5CCAD
oklch(80.8% 0.06 151)
-
Step 400
400
#72B281
oklch(70.7% 0.097 150.7)
-
Step 500
500
#489E61
oklch(63% 0.124 150.9)
-
Step 600
600 (this color)
#258A48
oklch(56% 0.135 150.5)
-
Step 700
700
#137438
oklch(49.2% 0.126 150.4)
-
Step 800
800
#155E2F
oklch(42.6% 0.104 150.7)
-
Step 900
900
#1A4D2A
oklch(37.6% 0.081 150.9)
-
Step 950
950
#112D19
oklch(26.9% 0.051 151)
#258A48 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) | #8B7E43 | 0.113 |
| Deuteranopia (no green cones) | #7F754D | 0.112 |
| Tritanopia (no blue cones) | #00887A | 0.073 |
| Achromatopsia (no color) | #797979 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #258A48
#258A48
oklch(56% 0.135 150.5)
- #A05399
#A05399
oklch(56% 0.136 330.7)
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 #258A48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.021
- Jungle Green #048243 ΔE 0.029
- Kelley Green #009337 ΔE 0.039
- Fern Green #548D44 ΔE 0.039
- Forest Green #228B22 ΔE 0.039
- Viridian #1E9167 ΔE 0.040
- Light Forest Green #4F9153 ΔE 0.043
- Emerald Green #028F1E ΔE 0.049
Use #258A48 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.