#91B181
Closest named color: Lichen (#8FB67B). oklch(72.4% 0.076 135.4), rgb(145, 177, 129).
Aa
Black text reads best on this color (8.80:1).
About this color
#91B181 is a medium-light, moderately saturated green. In OKLCH its lightness is 72%, its chroma 0.076 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Lichen (#8FB67B), ΔE 0.019 away. Black text reads best on it, at 8.80:1.
| Hue family | Greens |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Lichen (#8FB67B) |
| Black text | 8.80:1 |
| White text | 2.38:1 |
Values
| HEX | #91B181 |
| RGB | rgb(145, 177, 129) |
| HSL | hsl(100, 24%, 60%) |
| OKLCH | oklch(72.4% 0.076 135.4) |
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 #91B181 | 2.38:1 | Fails | Lc -51.9 | Large or bold text, headings |
| Black text on #91B181 | 8.80:1 | AAA | Lc 57.0 | Large or bold text, headings |
| #91B181 text on white | 2.38:1 | Fails | Lc 47.0 | Large or bold text, headings |
| #91B181 text on black | 8.80:1 | AAA | Lc -55.1 | Large or bold text, headings |
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 400.
-
Step 50
50
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E6ECE3
oklch(93.6% 0.014 134.9)
-
Step 200
200
#D2DDCC
oklch(88.4% 0.026 134.3)
-
Step 300
300
#B3C8AA
oklch(80.9% 0.047 136.2)
-
Step 400
400 (this color)
#91B181
oklch(72.4% 0.076 135.4)
-
Step 500
500
#6F975A
oklch(63.1% 0.098 135.4)
-
Step 600
600
#57813F
oklch(55.6% 0.106 135.2)
-
Step 700
700
#476D31
oklch(49.1% 0.098 135.3)
-
Step 800
800
#3A5929
oklch(42.7% 0.082 135.5)
-
Step 900
900
#324926
oklch(37.6% 0.063 135.6)
-
Step 950
950
#1E2B17
oklch(27.1% 0.04 135.2)
#91B181 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) | #B5AA7E | 0.050 |
| Deuteranopia (no green cones) | #B0A783 | 0.049 |
| Tritanopia (no blue cones) | #91ADA4 | 0.054 |
| Achromatopsia (no color) | #A8A8A8 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91B181
#91B181
oklch(72.4% 0.076 135.4)
- #B898C7
#B898C7
oklch(72.4% 0.075 314.9)
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 #91B181, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lichen #8FB67B ΔE 0.019
- Sage Green #88B378 ΔE 0.019
- Sage #87AE73 ΔE 0.024
- Muted Teal #90B494 ΔE 0.024
- Dark Sea Green #8FBC8F ΔE 0.030
- Faded Green #7BB274 ΔE 0.034
- Dusty Green #76A973 ΔE 0.045
- Grey Green #86A17D ΔE 0.048
Use #91B181 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.