#2B451B
Closest named color: Dark Olive (#373E02). oklch(35.8% 0.074 135), rgb(43, 69, 27).
Aa
White text reads best on this color (10.66:1).
About this color
#2B451B is a dark, moderately saturated green. In OKLCH its lightness is 36%, its chroma 0.074 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.028 away. White text reads best on it, at 10.66:1.
| Hue family | Greens |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.96:1 |
| White text | 10.66:1 |
Values
| HEX | #2B451B |
| RGB | rgb(43, 69, 27) |
| HSL | hsl(97, 44%, 19%) |
| OKLCH | oklch(35.8% 0.074 135) |
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 #2B451B | 10.66:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #2B451B | 1.96:1 | Fails | Lc 9.3 | Not readable |
| #2B451B text on white | 10.66:1 | AAA | Lc 94.6 | Preferred for body text |
| #2B451B text on black | 1.96:1 | Fails | Lc -8.0 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E5ECE2
oklch(93.5% 0.015 136.1)
-
Step 200
200
#D1DECA
oklch(88.5% 0.03 134.4)
-
Step 300
300
#B2C9A5
oklch(80.9% 0.055 134.2)
-
Step 400
400
#89AD75
oklch(70.7% 0.088 134.8)
-
Step 500
500
#6B9950
oklch(63.2% 0.114 134.9)
-
Step 600
600
#528333
oklch(55.7% 0.123 135.1)
-
Step 700
700
#436E25
oklch(49% 0.114 134.6)
-
Step 800
800
#375A21
oklch(42.7% 0.094 135.1)
-
Step 900
900 (this color)
#2B451B
oklch(35.8% 0.074 135)
-
Step 950
950
#1C2B13
oklch(26.8% 0.047 134.7)
#2B451B 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) | #484017 | 0.046 |
| Deuteranopia (no green cones) | #443D1E | 0.047 |
| Tritanopia (no blue cones) | #2B423C | 0.055 |
| Achromatopsia (no color) | #3E3E3E | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B451B
#2B451B
oklch(35.8% 0.074 135)
- #4B3057
#4B3057
oklch(35.9% 0.073 314.9)
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 #2B451B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.028
- Pine Green #0A481E ΔE 0.028
- Evergreen #05472A ΔE 0.031
- Forrest Green #154406 ΔE 0.034
- British Racing Green #05480D ΔE 0.039
- Darkgreen #054907 ΔE 0.042
- Hunter Green #0B4008 ΔE 0.043
- Bottle Green #044A05 ΔE 0.045
Use #2B451B 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.