#91C855
Closest named color: Yellow Green (#9ACD32). oklch(77% 0.157 130.7), rgb(145, 200, 85).
Aa
Black text reads best on this color (10.59:1).
About this color
#91C855 is a medium-light, vivid green. In OKLCH its lightness is 77%, its chroma 0.157 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Yellow Green (#9ACD32), ΔE 0.033 away. Black text reads best on it, at 10.59:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Yellow Green (#9ACD32) |
| Black text | 10.59:1 |
| White text | 1.98:1 |
Values
| HEX | #91C855 |
| RGB | rgb(145, 200, 85) |
| HSL | hsl(89, 51%, 56%) |
| OKLCH | oklch(77% 0.157 130.7) |
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 #91C855 | 1.98:1 | Fails | Lc -42.6 | Non-text elements, placeholder text |
| Black text on #91C855 | 10.59:1 | AAA | Lc 65.8 | Content text, not long reading |
| #91C855 text on white | 1.98:1 | Fails | Lc 38.1 | Non-text elements, placeholder text |
| #91C855 text on black | 10.59:1 | AAA | Lc -64.2 | 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
#F1F9EA
oklch(97.2% 0.021 130)
-
Step 100
100
#E0F1D1
oklch(93.7% 0.046 130.2)
-
Step 200
200
#C5E5A9
oklch(88.4% 0.087 130.8)
-
Step 300
300 (this color)
#91C855
oklch(77% 0.157 130.7)
-
Step 400
400
#75B700
oklch(70.7% 0.193 130.7)
-
Step 500
500
#649D00
oklch(63.2% 0.172 130.7)
-
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
#192D00
oklch(27% 0.074 130.9)
#91C855 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) | #D0BB49 | 0.085 |
| Deuteranopia (no green cones) | #C8B75D | 0.086 |
| Tritanopia (no blue cones) | #94C0AF | 0.120 |
| Achromatopsia (no color) | #B8B8B8 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C855
#91C855
oklch(77% 0.157 130.7)
- #D495FE
#D495FE
oklch(77% 0.158 310.7)
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 #91C855, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Green #9ACD32 ΔE 0.033
- Pea #A4BF20 ΔE 0.037
- Light Olive Green #A4BE5C ΔE 0.037
- Slime Green #99CC04 ΔE 0.044
- Bright Olive #9CBB04 ΔE 0.045
- Light Moss Green #A6C875 ΔE 0.046
- Apple #6ECB3C ΔE 0.047
- Light Olive #ACBF69 ΔE 0.051
Use #91C855 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.