#28540B
Closest named color: Navy Green (#35530A). oklch(39.9% 0.111 136.3), rgb(40, 84, 11).
Aa
White text reads best on this color (8.88:1).
About this color
#28540B is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.111 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.015 away. White text reads best on it, at 8.88:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.36:1 |
| White text | 8.88:1 |
Values
| HEX | #28540B |
| RGB | rgb(40, 84, 11) |
| HSL | hsl(96, 77%, 19%) |
| OKLCH | oklch(39.9% 0.111 136.3) |
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 #28540B | 8.88:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #28540B | 2.36:1 | Fails | Lc 13.9 | Not readable |
| #28540B text on white | 8.88:1 | AAA | Lc 90.1 | Preferred for body text |
| #28540B text on black | 2.36:1 | Fails | Lc -12.2 | 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
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E3EEDE
oklch(93.6% 0.024 135.7)
-
Step 200
200
#CCE1C3
oklch(88.6% 0.046 136.2)
-
Step 300
300
#A8CD98
oklch(80.8% 0.083 136.4)
-
Step 400
400
#79B35D
oklch(70.7% 0.132 136.3)
-
Step 500
500
#549F25
oklch(63% 0.17 136.3)
-
Step 600
600
#3F8800
oklch(55.7% 0.167 136.3)
-
Step 700
700
#347200
oklch(49.1% 0.147 136.3)
-
Step 800
800
#295E00
oklch(42.8% 0.128 136.5)
-
Step 900
900 (this color)
#28540B
oklch(39.9% 0.111 136.3)
-
Step 950
950
#152E06
oklch(27.1% 0.071 136)
#28540B 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) | #574C00 | 0.068 |
| Deuteranopia (no green cones) | #524914 | 0.069 |
| Tritanopia (no blue cones) | #265147 | 0.079 |
| Achromatopsia (no color) | #4A4A4A | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28540B
#28540B
oklch(39.9% 0.111 136.3)
- #5E316F
#5E316F
oklch(39.9% 0.111 316)
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 #28540B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.015
- Forest #0B5509 ΔE 0.020
- Deep Green #02590F ΔE 0.025
- Bottle Green #044A05 ΔE 0.045
- Pine #2B5D34 ΔE 0.046
- Darkgreen #054907 ΔE 0.048
- Spruce #0A5F38 ΔE 0.049
- British Racing Green #05480D ΔE 0.051
Use #28540B 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.