#259A56
Closest named color: Light Forest Green (#4F9153). oklch(60.7% 0.144 152.6), rgb(37, 154, 86).
Aa
Black text reads best on this color (5.83:1).
About this color
#259A56 is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.144 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Forest Green (#4F9153), ΔE 0.035 away. Black text reads best on it, at 5.83:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Light Forest Green (#4F9153) |
| Black text | 5.83:1 |
| White text | 3.59:1 |
Values
| HEX | #259A56 |
| RGB | rgb(37, 154, 86) |
| HSL | hsl(145, 61%, 37%) |
| OKLCH | oklch(60.7% 0.144 152.6) |
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 #259A56 | 3.59:1 | AA large text | Lc -68.6 | Content text, not long reading |
| Black text on #259A56 | 5.83:1 | AA | Lc 40.9 | Non-text elements, placeholder text |
| #259A56 text on white | 3.59:1 | AA large text | Lc 63.1 | Content text, not long reading |
| #259A56 text on black | 5.83:1 | AA | Lc -38.5 | 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 500.
-
Step 50
50
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E0EEE3
oklch(93.6% 0.021 152.2)
-
Step 200
200
#C7E1CD
oklch(88.5% 0.039 152.4)
-
Step 300
300
#9FCEAB
oklch(80.9% 0.07 152.5)
-
Step 400
400
#66B57E
oklch(70.8% 0.113 152.4)
-
Step 500
500 (this color)
#259A56
oklch(60.7% 0.144 152.6)
-
Step 600
600
#008A47
oklch(55.5% 0.144 152.6)
-
Step 700
700
#00743B
oklch(49% 0.127 152.7)
-
Step 800
800
#005F2F
oklch(42.5% 0.11 152.7)
-
Step 900
900
#074F28
oklch(37.6% 0.093 152.8)
-
Step 950
950
#092E18
oklch(26.8% 0.058 153.4)
#259A56 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) | #9A8D51 | 0.123 |
| Deuteranopia (no green cones) | #8C835B | 0.121 |
| Tritanopia (no blue cones) | #009889 | 0.074 |
| Achromatopsia (no color) | #878787 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #259A56
#259A56
oklch(60.7% 0.144 152.6)
- #B35EA7
#B35EA7
oklch(60.7% 0.143 332.7)
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 #259A56, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Forest Green #4F9153 ΔE 0.035
- Kelley Green #009337 ΔE 0.041
- Viridian #1E9167 ΔE 0.041
- Fern Green #548D44 ΔE 0.044
- Ocean Green #3D9973 ΔE 0.046
- Sea Green #2E8B57 ΔE 0.046
- Jade #1FA774 ΔE 0.047
- Muted Green #5FA052 ΔE 0.049
Use #259A56 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.