#2B3F0A
Closest named color: Dark Olive (#373E02). oklch(33.9% 0.08 128.4), rgb(43, 63, 10).
Aa
White text reads best on this color (11.55:1).
About this color
#2B3F0A is a dark, moderately saturated green. In OKLCH its lightness is 34%, its chroma 0.080 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.017 away. White text reads best on it, at 11.55:1.
| Hue family | Greens |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.81:1 |
| White text | 11.55:1 |
Values
| HEX | #2B3F0A |
| RGB | rgb(43, 63, 10) |
| HSL | hsl(83, 73%, 14%) |
| OKLCH | oklch(33.9% 0.08 128.4) |
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 #2B3F0A | 11.55:1 | AAA | Lc -100.2 | Preferred for body text |
| Black text on #2B3F0A | 1.81:1 | Fails | Lc 7.4 | Not readable |
| #2B3F0A text on white | 11.55:1 | AAA | Lc 96.5 | Preferred for body text |
| #2B3F0A text on black | 1.81:1 | 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
#F4F7F1
oklch(97.2% 0.009 128.6)
-
Step 100
100
#E6ECE0
oklch(93.5% 0.017 128.7)
-
Step 200
200
#D3DEC7
oklch(88.6% 0.033 128)
-
Step 300
300
#B5C9A0
oklch(81% 0.06 128.9)
-
Step 400
400
#8FAC6B
oklch(70.7% 0.095 128.2)
-
Step 500
500
#739741
oklch(63% 0.122 128.4)
-
Step 600
600
#5C811C
oklch(55.6% 0.132 128.2)
-
Step 700
700
#4B6D0C
oklch(49% 0.124 128.5)
-
Step 800
800
#3E5910
oklch(42.7% 0.102 128.3)
-
Step 900
900 (this color)
#2B3F0A
oklch(33.9% 0.08 128.4)
-
Step 950
950
#1F2B0E
oklch(27% 0.051 128.1)
#2B3F0A 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) | #433A02 | 0.040 |
| Deuteranopia (no green cones) | #40390F | 0.040 |
| Tritanopia (no blue cones) | #2D3C35 | 0.063 |
| Achromatopsia (no color) | #393939 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B3F0A
#2B3F0A
oklch(33.9% 0.08 128.4)
- #432B57
#432B57
oklch(33.9% 0.079 307.9)
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 #2B3F0A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.017
- Forrest Green #154406 ΔE 0.029
- Hunter Green #0B4008 ΔE 0.032
- Pine Green #0A481E ΔE 0.036
- Pakistan Green #283618 ΔE 0.038
- British Racing Green #05480D ΔE 0.040
- Evergreen #05472A ΔE 0.042
- Racing Green #014600 ΔE 0.043
Use #2B3F0A 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.