#237F51
Closest named color: Jungle Green (#048243). oklch(53.1% 0.112 156.8), rgb(35, 127, 81).
Aa
White text reads best on this color (4.96:1).
About this color
#237F51 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.112 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.027 away. White text reads best on it, at 4.96:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.22:1 |
| White text | 4.96:1 |
Values
| HEX | #237F51 |
| RGB | rgb(35, 127, 81) |
| HSL | hsl(150, 57%, 32%) |
| OKLCH | oklch(53.1% 0.112 156.8) |
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 #237F51 | 4.96:1 | AA | Lc -79.4 | Fine for body text |
| Black text on #237F51 | 4.22:1 | AA large text | Lc 30.0 | Non-text elements, placeholder text |
| #237F51 text on white | 4.96:1 | AA | Lc 74.0 | Content text, not long reading |
| #237F51 text on black | 4.22:1 | AA large text | Lc -27.7 | Dividers and decoration only |
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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE6
oklch(93.6% 0.015 158.2)
-
Step 200
200
#CBDFD2
oklch(88.5% 0.028 157.3)
-
Step 300
300
#A7CBB4
oklch(80.9% 0.05 157.1)
-
Step 400
400
#76B08C
oklch(70.7% 0.081 156.4)
-
Step 500
500
#4E9C70
oklch(63.1% 0.103 157)
-
Step 600
600 (this color)
#237F51
oklch(53.1% 0.112 156.8)
-
Step 700
700
#1E7248
oklch(49.2% 0.104 156.8)
-
Step 800
800
#1C5D3B
oklch(42.8% 0.087 156.5)
-
Step 900
900
#1E4C33
oklch(37.7% 0.067 157.1)
-
Step 950
950
#132D1E
oklch(27.1% 0.043 156.6)
#237F51 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) | #7E754E | 0.101 |
| Deuteranopia (no green cones) | #736C54 | 0.101 |
| Tritanopia (no blue cones) | #007E73 | 0.052 |
| Achromatopsia (no color) | #707070 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #237F51
#237F51
oklch(53.1% 0.112 156.8)
- #945184
#945184
oklch(53.2% 0.112 336.6)
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 #237F51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.027
- Sea Green #2E8B57 ΔE 0.038
- Dark Sage #598556 ΔE 0.054
- Viridian #1E9167 ΔE 0.055
- Tree Green #2A7E19 ΔE 0.058
- Military Green #667C3E ΔE 0.063
- Fern Green #548D44 ΔE 0.066
- Dark Grass Green #388004 ΔE 0.066
Use #237F51 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.