#91C981
Closest named color: Light Moss Green (#A6C875). oklch(77.9% 0.115 138.9), rgb(145, 201, 129).
Aa
Black text reads best on this color (10.87:1).
About this color
#91C981 is a medium-light, moderately saturated green. In OKLCH its lightness is 78%, its chroma 0.115 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Moss Green (#A6C875), ΔE 0.025 away. Black text reads best on it, at 10.87:1.
| Hue family | Greens |
| Lightness | medium-light (78%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Light Moss Green (#A6C875) |
| Black text | 10.87:1 |
| White text | 1.93:1 |
Values
| HEX | #91C981 |
| RGB | rgb(145, 201, 129) |
| HSL | hsl(107, 40%, 65%) |
| OKLCH | oklch(77.9% 0.115 138.9) |
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 #91C981 | 1.93:1 | Fails | Lc -41.2 | Non-text elements, placeholder text |
| Black text on #91C981 | 10.87:1 | AAA | Lc 67.0 | Content text, not long reading |
| #91C981 text on white | 1.93:1 | Fails | Lc 36.9 | Non-text elements, placeholder text |
| #91C981 text on black | 10.87:1 | AAA | Lc -65.5 | Content text, not long reading |
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 300.
-
Step 50
50
#F0F8EE
oklch(97% 0.016 139.4)
-
Step 100
100
#DFF0DA
oklch(93.7% 0.034 138.6)
-
Step 200
200
#C4E4BC
oklch(88.5% 0.064 139.4)
-
Step 300
300 (this color)
#91C981
oklch(77.9% 0.115 138.9)
-
Step 400
400
#5DBA3E
oklch(70.6% 0.183 138.9)
-
Step 500
500
#3BA300
oklch(63% 0.198 138.9)
-
Step 600
600
#318900
oklch(55.5% 0.174 138.8)
-
Step 700
700
#287400
oklch(49.2% 0.155 138.8)
-
Step 800
800
#1F5F00
oklch(42.7% 0.134 138.9)
-
Step 900
900
#194F00
oklch(37.7% 0.118 138.8)
-
Step 950
950
#0B2F00
oklch(26.9% 0.085 139)
#91C981 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) | #CDBE7C | 0.079 |
| Deuteranopia (no green cones) | #C5B985 | 0.079 |
| Tritanopia (no blue cones) | #8EC4B7 | 0.078 |
| Achromatopsia (no color) | #BABABA | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C981
#91C981
oklch(77.9% 0.115 138.9)
- #D79FE6
#D79FE6
oklch(77.9% 0.115 319)
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 #91C981, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Moss Green #A6C875 ΔE 0.025
- Tan Green #A9BE70 ΔE 0.037
- Light Olive #ACBF69 ΔE 0.040
- Light Olive Green #A4BE5C ΔE 0.043
- Soft Green #6FC276 ΔE 0.045
- Dark Sea Green #8FBC8F ΔE 0.046
- Pale Olive Green #B1D27B ΔE 0.048
- Pale Olive #B9CC81 ΔE 0.051
Use #91C981 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.