#28521F
Closest named color: Navy Green (#35530A). oklch(39.5% 0.093 140.2), rgb(40, 82, 31).
Aa
White text reads best on this color (9.06:1).
About this color
#28521F is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.093 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.021 away. White text reads best on it, at 9.06:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.31:1 |
| White text | 9.06:1 |
Values
| HEX | #28521F |
| RGB | rgb(40, 82, 31) |
| HSL | hsl(109, 45%, 22%) |
| OKLCH | oklch(39.5% 0.093 140.2) |
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 #28521F | 9.06:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #28521F | 2.31:1 | Fails | Lc 13.3 | Not readable |
| #28521F text on white | 9.06:1 | AAA | Lc 90.6 | Preferred for body text |
| #28521F text on black | 2.31:1 | Fails | Lc -11.7 | 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
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EDE1
oklch(93.5% 0.019 140.5)
-
Step 200
200
#CCE0C8
oklch(88.5% 0.039 140.5)
-
Step 300
300
#A9CCA2
oklch(80.8% 0.069 140.4)
-
Step 400
400
#7AB26F
oklch(70.8% 0.111 140.4)
-
Step 500
500
#569E47
oklch(63.2% 0.142 140.3)
-
Step 600
600
#388825
oklch(55.6% 0.155 140.2)
-
Step 700
700
#2A7317
oklch(49.1% 0.143 140.1)
-
Step 800
800
#245E17
oklch(42.8% 0.119 140.3)
-
Step 900
900 (this color)
#28521F
oklch(39.5% 0.093 140.2)
-
Step 950
950
#152D10
oklch(26.9% 0.059 140.2)
#28521F 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) | #544B1A | 0.063 |
| Deuteranopia (no green cones) | #4F4723 | 0.065 |
| Tritanopia (no blue cones) | #244F47 | 0.063 |
| Achromatopsia (no color) | #494949 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28521F
#28521F
oklch(39.5% 0.093 140.2)
- #5C3465
#5C3465
oklch(39.5% 0.093 320.1)
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 #28521F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.021
- Forest #0B5509 ΔE 0.033
- Deep Green #02590F ΔE 0.038
- Pine #2B5D34 ΔE 0.039
- Spruce #0A5F38 ΔE 0.044
- Pine Green #0A481E ΔE 0.044
- Bottle Green #044A05 ΔE 0.046
- Darkgreen #054907 ΔE 0.047
Use #28521F 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.