#258739
Closest named color: Jungle Green (#048243). oklch(55% 0.145 146.6), rgb(37, 135, 57).
Aa
Black text reads best on this color (4.60:1).
About this color
#258739 is a medium-dark, vivid green. In OKLCH its lightness is 55%, its chroma 0.145 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.024 away. Black text reads best on it, at 4.60:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.60:1 |
| White text | 4.56:1 |
Values
| HEX | #258739 |
| RGB | rgb(37, 135, 57) |
| HSL | hsl(132, 57%, 34%) |
| OKLCH | oklch(55% 0.145 146.6) |
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 #258739 | 4.56:1 | AA | Lc -76.7 | Fine for body text |
| Black text on #258739 | 4.60:1 | AA | Lc 32.8 | Non-text elements, placeholder text |
| #258739 text on white | 4.56:1 | AA | Lc 71.3 | Content text, not long reading |
| #258739 text on black | 4.60:1 | AA | Lc -30.4 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE3
oklch(93.5% 0.018 148.1)
-
Step 200
200
#CAE0CB
oklch(88.5% 0.037 146.5)
-
Step 300
300
#A6CDA8
oklch(81% 0.066 146.3)
-
Step 400
400
#73B279
oklch(70.6% 0.105 146.6)
-
Step 500
500
#4B9F57
oklch(63.2% 0.134 146.7)
-
Step 600
600 (this color)
#258739
oklch(55% 0.145 146.6)
-
Step 700
700
#18742D
oklch(49.1% 0.135 146.7)
-
Step 800
800
#185F26
oklch(42.8% 0.113 146.6)
-
Step 900
900
#1C4E24
oklch(37.8% 0.088 146.7)
-
Step 950
950
#122E15
oklch(27.2% 0.057 146)
#258739 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) | #897B32 | 0.113 |
| Deuteranopia (no green cones) | #7D733F | 0.111 |
| Tritanopia (no blue cones) | #008476 | 0.087 |
| Achromatopsia (no color) | #767676 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #258739
#258739
oklch(55% 0.145 146.6)
- #9C4E9D
#9C4E9D
oklch(54.9% 0.146 326.9)
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 #258739, closest first.
No curated palette has a color within ΔE 0.04 of #258739.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.024
- Forest Green #228B22 ΔE 0.027
- Tree Green #2A7E19 ΔE 0.033
- Dark Grass Green #388004 ΔE 0.034
- Kelley Green #009337 ΔE 0.037
- Sea Green #2E8B57 ΔE 0.038
- Emerald Green #028F1E ΔE 0.039
- Green #008000 ΔE 0.045
Use #258739 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.