#28634B
Closest named color: Dark Green Blue (#1F6357). oklch(45.3% 0.074 163.9), rgb(40, 99, 75).
Aa
White text reads best on this color (7.05:1).
About this color
#28634B is a medium-dark, moderately saturated green. In OKLCH its lightness is 45%, its chroma 0.074 and its hue 164°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.019 away. White text reads best on it, at 7.05:1.
| Hue family | Greens |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.97:1 |
| White text | 7.05:1 |
Values
| HEX | #28634B |
| RGB | rgb(40, 99, 75) |
| HSL | hsl(156, 42%, 27%) |
| OKLCH | oklch(45.3% 0.074 163.9) |
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 #28634B | 7.05:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #28634B | 2.97:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #28634B text on white | 7.05:1 | AAA | Lc 84.3 | Fine for body text |
| #28634B text on black | 2.97:1 | Fails | Lc -17.7 | Dividers and decoration only |
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 800.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE8
oklch(93.7% 0.013 164.8)
-
Step 200
200
#CCDED5
oklch(88.5% 0.023 164.5)
-
Step 300
300
#A8CAB9
oklch(80.9% 0.043 163.6)
-
Step 400
400
#78AF95
oklch(70.8% 0.069 163.6)
-
Step 500
500
#529A7B
oklch(63% 0.087 164)
-
Step 600
600
#328564
oklch(55.7% 0.096 163.8)
-
Step 700
700
#237053
oklch(49% 0.088 164.3)
-
Step 800
800 (this color)
#28634B
oklch(45.3% 0.074 163.9)
-
Step 900
900
#204B39
oklch(37.6% 0.058 163.9)
-
Step 950
950
#142C22
oklch(27% 0.036 165)
#28634B 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) | #615C4A | 0.072 |
| Deuteranopia (no green cones) | #59564D | 0.071 |
| Tritanopia (no blue cones) | #0E635C | 0.029 |
| Achromatopsia (no color) | #595959 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28634B
#28634B
oklch(45.3% 0.074 163.9)
- #734560
#734560
oklch(45.3% 0.074 344.3)
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 #28634B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.019
- Pine #2B5D34 ΔE 0.033
- Spruce #0A5F38 ΔE 0.037
- Dark Aqua #05696B ΔE 0.048
- Petrol #005F6A ΔE 0.058
- Camo Green #526525 ΔE 0.064
- Army Green #4B5D16 ΔE 0.064
- Dark Blue Green #005249 ΔE 0.064
Use #28634B 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.