#239A51
Closest named color: Kelley Green (#009337). oklch(60.6% 0.149 151.2), rgb(35, 154, 81).
Aa
Black text reads best on this color (5.81:1).
About this color
#239A51 is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.149 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelley Green (#009337), ΔE 0.036 away. Black text reads best on it, at 5.81:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Kelley Green (#009337) |
| Black text | 5.81:1 |
| White text | 3.61:1 |
Values
| HEX | #239A51 |
| RGB | rgb(35, 154, 81) |
| HSL | hsl(143, 63%, 37%) |
| OKLCH | oklch(60.6% 0.149 151.2) |
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 #239A51 | 3.61:1 | AA large text | Lc -68.7 | Content text, not long reading |
| Black text on #239A51 | 5.81:1 | AA | Lc 40.8 | Non-text elements, placeholder text |
| #239A51 text on white | 3.61:1 | AA large text | Lc 63.3 | Content text, not long reading |
| #239A51 text on black | 5.81:1 | AA | Lc -38.4 | 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 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
#C7E1CC
oklch(88.5% 0.04 151.1)
-
Step 300
300
#9ECFA9
oklch(81% 0.074 151.3)
-
Step 400
400
#65B57B
oklch(70.6% 0.116 151.3)
-
Step 500
500 (this color)
#239A51
oklch(60.6% 0.149 151.2)
-
Step 600
600
#008B43
oklch(55.7% 0.149 151.3)
-
Step 700
700
#007537
oklch(49.2% 0.132 151.1)
-
Step 800
800
#00602C
oklch(42.8% 0.115 151.2)
-
Step 900
900
#064F25
oklch(37.6% 0.097 151.4)
-
Step 950
950
#092F16
oklch(27.1% 0.062 151)
#239A51 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) | #9B8C4B | 0.126 |
| Deuteranopia (no green cones) | #8D8356 | 0.123 |
| Tritanopia (no blue cones) | #009789 | 0.082 |
| Achromatopsia (no color) | #878787 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #239A51
#239A51
oklch(60.6% 0.149 151.2)
- #B35CAA
#B35CAA
oklch(60.5% 0.149 331.2)
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 #239A51, closest first.
No curated palette has a color within ΔE 0.04 of #239A51.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelley Green #009337 ΔE 0.036
- Light Forest Green #4F9153 ΔE 0.038
- Irish Green #019529 ΔE 0.043
- Fern Green #548D44 ΔE 0.044
- Viridian #1E9167 ΔE 0.046
- Sea Green #2E8B57 ΔE 0.049
- Muted Green #5FA052 ΔE 0.050
- Jade #1FA774 ΔE 0.051
Use #239A51 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.