#108D5B
Closest named color: Sea Green (#2E8B57). oklch(56.9% 0.127 159.1), rgb(16, 141, 91).
Aa
Black text reads best on this color (4.98:1).
About this color
#108D5B is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.127 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 0.012 away. Black text reads best on it, at 4.98:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.98:1 |
| White text | 4.21:1 |
Values
| HEX | #108D5B |
| RGB | rgb(16, 141, 91) |
| HSL | hsl(156, 80%, 31%) |
| OKLCH | oklch(56.9% 0.127 159.1) |
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 #108D5B | 4.21:1 | AA large text | Lc -74.1 | Content text, not long reading |
| Black text on #108D5B | 4.98:1 | AA | Lc 35.5 | Non-text elements, placeholder text |
| #108D5B text on white | 4.21:1 | AA large text | Lc 68.6 | Content text, not long reading |
| #108D5B text on black | 4.98:1 | AA | Lc -33.1 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E1EDE6
oklch(93.5% 0.016 160.6)
-
Step 200
200
#C8E0D2
oklch(88.5% 0.032 160.1)
-
Step 300
300
#A2CCB3
oklch(80.8% 0.057 158.7)
-
Step 400
400
#6CB28C
oklch(70.6% 0.091 159.2)
-
Step 500
500
#3D9F6F
oklch(63.2% 0.118 158.8)
-
Step 600
600 (this color)
#108D5B
oklch(56.9% 0.127 159.1)
-
Step 700
700
#007349
oklch(49% 0.112 159.4)
-
Step 800
800
#015F3B
oklch(42.8% 0.098 159)
-
Step 900
900
#124E32
oklch(37.8% 0.077 158.5)
-
Step 950
950
#0D2E1E
oklch(27.1% 0.049 159.3)
#108D5B 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) | #8B8158 | 0.118 |
| Deuteranopia (no green cones) | #7E775E | 0.116 |
| Tritanopia (no blue cones) | #008C80 | 0.056 |
| Achromatopsia (no color) | #7B7B7B | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #108D5B
#108D5B
oklch(56.9% 0.127 159.1)
- #A65690
#A65690
oklch(56.8% 0.128 338.6)
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 #108D5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.012
- Viridian #1E9167 ΔE 0.020
- Jungle Green #048243 ΔE 0.041
- Light Forest Green #4F9153 ΔE 0.042
- Fern Green #548D44 ΔE 0.047
- Dark Sage #598556 ΔE 0.051
- Kelley Green #009337 ΔE 0.052
- Ocean Green #3D9973 ΔE 0.053
Use #108D5B 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.