#91BC66
Closest named color: Light Olive Green (#A4BE5C). oklch(74.4% 0.124 130.6), rgb(145, 188, 102).
Aa
Black text reads best on this color (9.58:1).
About this color
#91BC66 is a medium-light, moderately saturated green. In OKLCH its lightness is 74%, its chroma 0.124 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 0.026 away. Black text reads best on it, at 9.58:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.124) |
| Temperature | in between |
| Nearest name | Light Olive Green (#A4BE5C) |
| Black text | 9.58:1 |
| White text | 2.18:1 |
Values
| HEX | #91BC66 |
| RGB | rgb(145, 188, 102) |
| HSL | hsl(90, 39%, 57%) |
| OKLCH | oklch(74.4% 0.124 130.6) |
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 #91BC66 | 2.18:1 | Fails | Lc -47.7 | Large or bold text, headings |
| Black text on #91BC66 | 9.58:1 | AAA | Lc 60.9 | Content text, not long reading |
| #91BC66 text on white | 2.18:1 | Fails | Lc 43.0 | Non-text elements, placeholder text |
| #91BC66 text on black | 9.58:1 | AAA | Lc -59.2 | 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
#F3F7F0
oklch(97.1% 0.01 131.4)
-
Step 100
100
#E5EDDE
oklch(93.6% 0.022 130)
-
Step 200
200
#CFDFC2
oklch(88.4% 0.043 131)
-
Step 300
300
#B0CB97
oklch(80.9% 0.076 130.3)
-
Step 400
400 (this color)
#91BC66
oklch(74.4% 0.124 130.6)
-
Step 500
500
#679C20
oklch(63.2% 0.159 130.7)
-
Step 600
600
#538400
oklch(55.7% 0.152 130.8)
-
Step 700
700
#456F00
oklch(49.2% 0.134 130.8)
-
Step 800
800
#385B00
oklch(42.8% 0.116 130.7)
-
Step 900
900
#2E4C00
oklch(37.8% 0.103 130.7)
-
Step 950
950
#1B2C05
oklch(26.8% 0.065 130.2)
#91BC66 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) | #C3B15F | 0.070 |
| Deuteranopia (no green cones) | #BDAE6B | 0.070 |
| Tritanopia (no blue cones) | #93B6A8 | 0.094 |
| Achromatopsia (no color) | #AFAFAF | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91BC66
#91BC66
oklch(74.4% 0.124 130.6)
- #C595E6
#C595E6
oklch(74.4% 0.124 310.8)
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 #91BC66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Olive Green #A4BE5C ΔE 0.026
- Lichen #8FB67B ΔE 0.035
- Tan Green #A9BE70 ΔE 0.035
- Soft Green #6FC276 ΔE 0.036
- Light Olive #ACBF69 ΔE 0.037
- Sage Green #88B378 ΔE 0.040
- Turtle Green #75B84F ΔE 0.045
- Faded Green #7BB274 ΔE 0.045
Use #91BC66 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.