#28401D
Closest named color: Dark Olive (#373E02). oklch(34.2% 0.065 136.6), rgb(40, 64, 29).
Aa
White text reads best on this color (11.40:1).
About this color
#28401D is a dark, muted green. In OKLCH its lightness is 34%, its chroma 0.065 and its hue 137°. 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 11.40:1.
| Hue family | Greens |
| Lightness | dark (34%) |
| Chroma | muted (0.065) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.84:1 |
| White text | 11.40:1 |
Values
| HEX | #28401D |
| RGB | rgb(40, 64, 29) |
| HSL | hsl(101, 38%, 18%) |
| OKLCH | oklch(34.2% 0.065 136.6) |
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 #28401D | 11.40:1 | AAA | Lc -99.9 | Preferred for body text |
| Black text on #28401D | 1.84:1 | Fails | Lc 7.7 | Not readable |
| #28401D text on white | 11.40:1 | AAA | Lc 96.2 | Preferred for body text |
| #28401D text on black | 1.84:1 | 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
#F3F6F2
oklch(97% 0.006 137.8)
-
Step 100
100
#E6ECE3
oklch(93.6% 0.014 134.9)
-
Step 200
200
#D1DECC
oklch(88.6% 0.028 136.9)
-
Step 300
300
#B3C8AA
oklch(80.9% 0.047 136.2)
-
Step 400
400
#8AAC7C
oklch(70.6% 0.077 136.7)
-
Step 500
500
#6D975A
oklch(63% 0.099 136.4)
-
Step 600
600
#54823F
oklch(55.7% 0.109 136.7)
-
Step 700
700
#456D31
oklch(49% 0.1 136.2)
-
Step 800
800
#39592A
oklch(42.7% 0.082 136.5)
-
Step 900
900 (this color)
#28401D
oklch(34.2% 0.065 136.6)
-
Step 950
950
#1D2B17
oklch(27% 0.04 136.7)
#28401D 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) | #423B1A | 0.042 |
| Deuteranopia (no green cones) | #3F391F | 0.042 |
| Tritanopia (no blue cones) | #273E38 | 0.045 |
| Achromatopsia (no color) | #3A3A3A | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28401D
#28401D
oklch(34.2% 0.065 136.6)
- #462D4F
#462D4F
oklch(34.2% 0.066 316.8)
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 #28401D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.028
- Evergreen #05472A ΔE 0.032
- Pakistan Green #283618 ΔE 0.033
- Pine Green #0A481E ΔE 0.034
- Forrest Green #154406 ΔE 0.038
- Hunter Green #0B4008 ΔE 0.040
- British Racing Green #05480D ΔE 0.046
- Darkgreen #054907 ΔE 0.051
Use #28401D 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.