#28875C
Closest named color: Sea Green (#2E8B57). oklch(55.7% 0.111 159.5), rgb(40, 135, 92).
Aa
Black text reads best on this color (4.71:1).
About this color
#28875C is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.111 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.017 away. Black text reads best on it, at 4.71:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.71:1 |
| White text | 4.45:1 |
Values
| HEX | #28875C |
| RGB | rgb(40, 135, 92) |
| HSL | hsl(153, 54%, 34%) |
| OKLCH | oklch(55.7% 0.111 159.5) |
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 #28875C | 4.45:1 | AA large text | Lc -76.1 | Fine for body text |
| Black text on #28875C | 4.71:1 | AA | Lc 33.5 | Non-text elements, placeholder text |
| #28875C text on white | 4.45:1 | AA large text | Lc 70.6 | Content text, not long reading |
| #28875C text on black | 4.71:1 | AA | Lc -31.1 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE6
oklch(93.6% 0.015 158.2)
-
Step 200
200
#CADFD3
oklch(88.5% 0.028 160.8)
-
Step 300
300
#A6CBB5
oklch(80.9% 0.05 159)
-
Step 400
400
#74B08F
oklch(70.7% 0.079 159.4)
-
Step 500
500
#4B9C73
oklch(63% 0.102 159.4)
-
Step 600
600 (this color)
#28875C
oklch(55.7% 0.111 159.5)
-
Step 700
700
#18724B
oklch(49.1% 0.103 159.3)
-
Step 800
800
#185D3E
oklch(42.7% 0.085 159.5)
-
Step 900
900
#1C4C35
oklch(37.6% 0.066 159.9)
-
Step 950
950
#122D1F
oklch(27.1% 0.043 159.1)
#28875C 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) | #857D59 | 0.103 |
| Deuteranopia (no green cones) | #79745F | 0.101 |
| Tritanopia (no blue cones) | #00867C | 0.049 |
| Achromatopsia (no color) | #777777 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28875C
#28875C
oklch(55.7% 0.111 159.5)
- #9E5888
#9E5888
oklch(55.7% 0.111 340)
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 #28875C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.017
- Viridian #1E9167 ΔE 0.029
- Jungle Green #048243 ΔE 0.039
- Dark Sage #598556 ΔE 0.040
- Light Forest Green #4F9153 ΔE 0.049
- Fern Green #548D44 ΔE 0.051
- Ocean Green #3D9973 ΔE 0.061
- Military Green #667C3E ΔE 0.062
Use #28875C 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.