#259A43
Closest named color: Kelley Green (#009337). oklch(60.4% 0.161 147.5), rgb(37, 154, 67).
Aa
Black text reads best on this color (5.78:1).
About this color
#259A43 is a medium-dark, vivid green. In OKLCH its lightness is 60%, its chroma 0.161 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelley Green (#009337), ΔE 0.027 away. Black text reads best on it, at 5.78:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.161) |
| Temperature | in between |
| Nearest name | Kelley Green (#009337) |
| Black text | 5.78:1 |
| White text | 3.63:1 |
Values
| HEX | #259A43 |
| RGB | rgb(37, 154, 67) |
| HSL | hsl(135, 61%, 37%) |
| OKLCH | oklch(60.4% 0.161 147.5) |
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 #259A43 | 3.63:1 | AA large text | Lc -68.9 | Content text, not long reading |
| Black text on #259A43 | 5.78:1 | AA | Lc 40.6 | Non-text elements, placeholder text |
| #259A43 text on white | 3.63:1 | AA large text | Lc 63.4 | Content text, not long reading |
| #259A43 text on black | 5.78:1 | AA | Lc -38.2 | 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
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E0EEE1
oklch(93.5% 0.023 147.4)
-
Step 200
200
#C7E2C9
oklch(88.6% 0.044 147.3)
-
Step 300
300
#9FCFA4
oklch(80.9% 0.078 147.6)
-
Step 400
400
#66B672
oklch(70.8% 0.126 147.5)
-
Step 500
500 (this color)
#259A43
oklch(60.4% 0.161 147.5)
-
Step 600
600
#008B33
oklch(55.5% 0.163 147.4)
-
Step 700
700
#00752A
oklch(49% 0.144 147.5)
-
Step 800
800
#006021
oklch(42.6% 0.125 147.5)
-
Step 900
900
#08501D
oklch(37.8% 0.105 147.5)
-
Step 950
950
#0A2F12
oklch(27.1% 0.067 147.5)
#259A43 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) | #9C8C3B | 0.127 |
| Deuteranopia (no green cones) | #8E834A | 0.125 |
| Tritanopia (no blue cones) | #009787 | 0.094 |
| Achromatopsia (no color) | #868686 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #259A43
#259A43
oklch(60.4% 0.161 147.5)
- #B259B2
#B259B2
oklch(60.3% 0.161 327.3)
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 #259A43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelley Green #009337 ΔE 0.027
- Irish Green #019529 ΔE 0.030
- Grass Green #3F9B0B ΔE 0.037
- Grassy Green #419C03 ΔE 0.040
- True Green #089404 ΔE 0.045
- Emerald Green #028F1E ΔE 0.045
- Light Forest Green #4F9153 ΔE 0.048
- Fern Green #548D44 ΔE 0.048
Use #259A43 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.