#91C57B
Closest named color: Light Moss Green (#A6C875). oklch(76.9% 0.115 136.8), rgb(145, 197, 123).
Aa
Black text reads best on this color (10.47:1).
About this color
#91C57B is a medium-light, moderately saturated green. In OKLCH its lightness is 77%, its chroma 0.115 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Moss Green (#A6C875), ΔE 0.028 away. Black text reads best on it, at 10.47:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Light Moss Green (#A6C875) |
| Black text | 10.47:1 |
| White text | 2.00:1 |
Values
| HEX | #91C57B |
| RGB | rgb(145, 197, 123) |
| HSL | hsl(102, 39%, 63%) |
| OKLCH | oklch(76.9% 0.115 136.8) |
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 #91C57B | 2.00:1 | Fails | Lc -43.2 | Non-text elements, placeholder text |
| Black text on #91C57B | 10.47:1 | AAA | Lc 65.2 | Content text, not long reading |
| #91C57B text on white | 2.00:1 | Fails | Lc 38.8 | Non-text elements, placeholder text |
| #91C57B text on black | 10.47:1 | AAA | Lc -63.6 | 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
#F1F8EE
oklch(97.1% 0.015 136.1)
-
Step 100
100
#E0EFDA
oklch(93.5% 0.032 136.6)
-
Step 200
200
#C6E4BA
oklch(88.6% 0.065 136.8)
-
Step 300
300 (this color)
#91C57B
oklch(76.9% 0.115 136.8)
-
Step 400
400
#64B936
oklch(70.6% 0.184 136.8)
-
Step 500
500
#49A200
oklch(63.2% 0.191 136.9)
-
Step 600
600
#3D8800
oklch(55.6% 0.168 136.7)
-
Step 700
700
#327200
oklch(49% 0.148 136.7)
-
Step 800
800
#285E00
oklch(42.8% 0.129 136.7)
-
Step 900
900
#204E00
oklch(37.6% 0.113 136.7)
-
Step 950
950
#102F00
oklch(27.1% 0.082 137)
#91C57B 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) | #CABA76 | 0.077 |
| Deuteranopia (no green cones) | #C2B57F | 0.076 |
| Tritanopia (no blue cones) | #90C0B2 | 0.080 |
| Achromatopsia (no color) | #B7B7B7 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C57B
#91C57B
oklch(76.9% 0.115 136.8)
- #D19DE5
#D19DE5
oklch(76.9% 0.115 316.4)
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 #91C57B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Moss Green #A6C875 ΔE 0.028
- Tan Green #A9BE70 ΔE 0.031
- Light Olive #ACBF69 ΔE 0.035
- Light Olive Green #A4BE5C ΔE 0.035
- Soft Green #6FC276 ΔE 0.039
- Dark Sea Green #8FBC8F ΔE 0.042
- Lichen #8FB67B ΔE 0.043
- Sage Green #88B378 ΔE 0.052
Use #91C57B 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.