#243F0B
Closest named color: Forrest Green (#154406). oklch(33.4% 0.083 133.3), rgb(36, 63, 11).
Aa
White text reads best on this color (11.72:1).
About this color
#243F0B is a dark, moderately saturated green. In OKLCH its lightness is 33%, its chroma 0.083 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forrest Green (#154406), ΔE 0.023 away. White text reads best on it, at 11.72:1.
| Hue family | Greens |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.083) |
| Temperature | in between |
| Nearest name | Forrest Green (#154406) |
| Black text | 1.79:1 |
| White text | 11.72:1 |
Values
| HEX | #243F0B |
| RGB | rgb(36, 63, 11) |
| HSL | hsl(91, 70%, 15%) |
| OKLCH | oklch(33.4% 0.083 133.3) |
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 #243F0B | 11.72:1 | AAA | Lc -100.4 | Preferred for body text |
| Black text on #243F0B | 1.79:1 | Fails | Lc 0.0 | Not readable |
| #243F0B text on white | 11.72:1 | AAA | Lc 96.8 | Preferred for body text |
| #243F0B text on black | 1.79:1 | Fails | Lc 0.0 | Not readable |
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 900.
-
Step 50
50
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E5EDE0
oklch(93.6% 0.019 133.1)
-
Step 200
200
#D0DEC7
oklch(88.4% 0.034 133)
-
Step 300
300
#B1CAA1
oklch(80.9% 0.062 133.3)
-
Step 400
400
#88AE6D
oklch(70.7% 0.099 133.1)
-
Step 500
500
#699A44
oklch(63.2% 0.129 133.5)
-
Step 600
600
#518421
oklch(55.7% 0.139 133.2)
-
Step 700
700
#416F12
oklch(49% 0.129 133.2)
-
Step 800
800
#365B14
oklch(42.8% 0.107 133.3)
-
Step 900
900 (this color)
#243F0B
oklch(33.4% 0.083 133.3)
-
Step 950
950
#1C2C0F
oklch(27.1% 0.053 132.9)
#243F0B 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) | #423903 | 0.048 |
| Deuteranopia (no green cones) | #3E3710 | 0.048 |
| Tritanopia (no blue cones) | #243C35 | 0.062 |
| Achromatopsia (no color) | #383838 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #243F0B
#243F0B
oklch(33.4% 0.083 133.3)
- #452854
#452854
oklch(33.4% 0.082 313.1)
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 #243F0B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forrest Green #154406 ΔE 0.023
- Hunter Green #0B4008 ΔE 0.023
- Dark Olive #373E02 ΔE 0.026
- Pine Green #0A481E ΔE 0.032
- British Racing Green #05480D ΔE 0.035
- Racing Green #014600 ΔE 0.037
- Pakistan Green #283618 ΔE 0.038
- Evergreen #05472A ΔE 0.039
Use #243F0B 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.