#91BF64
Closest named color: Light Olive Green (#A4BE5C). oklch(75.1% 0.13 131), rgb(145, 191, 100).
Aa
Black text reads best on this color (9.84:1).
About this color
#91BF64 is a medium-light, moderately saturated green. In OKLCH its lightness is 75%, its chroma 0.130 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Olive Green (#A4BE5C), ΔE 0.023 away. Black text reads best on it, at 9.84:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Light Olive Green (#A4BE5C) |
| Black text | 9.84:1 |
| White text | 2.13:1 |
Values
| HEX | #91BF64 |
| RGB | rgb(145, 191, 100) |
| HSL | hsl(90, 42%, 57%) |
| OKLCH | oklch(75.1% 0.13 131) |
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 #91BF64 | 2.13:1 | Fails | Lc -46.4 | Large or bold text, headings |
| Black text on #91BF64 | 9.84:1 | AAA | Lc 62.2 | Content text, not long reading |
| #91BF64 text on white | 2.13:1 | Fails | Lc 41.8 | Non-text elements, placeholder text |
| #91BF64 text on black | 9.84:1 | AAA | Lc -60.5 | 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 400.
-
Step 50
50
#F3F7F0
oklch(97.1% 0.01 131.4)
-
Step 100
100
#E4EDDD
oklch(93.5% 0.023 131.1)
-
Step 200
200
#CFE0C1
oklch(88.6% 0.045 130.9)
-
Step 300
300
#AECC95
oklch(80.9% 0.081 131.3)
-
Step 400
400 (this color)
#91BF64
oklch(75.1% 0.13 131)
-
Step 500
500
#649C13
oklch(63% 0.166 131)
-
Step 600
600
#528400
oklch(55.6% 0.152 131.1)
-
Step 700
700
#446F00
oklch(49.1% 0.134 131.1)
-
Step 800
800
#375B00
oklch(42.7% 0.117 131.1)
-
Step 900
900
#2D4C00
oklch(37.8% 0.103 131.1)
-
Step 950
950
#1A2D03
oklch(27.1% 0.069 131)
#91BF64 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) | #C6B45C | 0.073 |
| Deuteranopia (no green cones) | #BFB069 | 0.073 |
| Tritanopia (no blue cones) | #93B8AA | 0.100 |
| Achromatopsia (no color) | #B1B1B1 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91BF64
#91BF64
oklch(75.1% 0.13 131)
- #C996EB
#C996EB
oklch(75.2% 0.13 311)
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 #91BF64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Olive Green #A4BE5C ΔE 0.023
- Light Olive #ACBF69 ΔE 0.036
- Tan Green #A9BE70 ΔE 0.036
- Soft Green #6FC276 ΔE 0.036
- Light Moss Green #A6C875 ΔE 0.041
- Lichen #8FB67B ΔE 0.043
- Turtle Green #75B84F ΔE 0.045
- Sage Green #88B378 ΔE 0.048
Use #91BF64 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.