#91CA5D
Closest named color: Yellow Green (#9ACD32). oklch(77.6% 0.153 132), rgb(145, 202, 93).
Aa
Black text reads best on this color (10.81:1).
About this color
#91CA5D is a medium-light, vivid green. In OKLCH its lightness is 78%, its chroma 0.153 and its hue 132°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Yellow Green (#9ACD32), ΔE 0.036 away. Black text reads best on it, at 10.81:1.
| Hue family | Greens |
| Lightness | medium-light (78%) |
| Chroma | vivid (0.153) |
| Temperature | in between |
| Nearest name | Yellow Green (#9ACD32) |
| Black text | 10.81:1 |
| White text | 1.94:1 |
Values
| HEX | #91CA5D |
| RGB | rgb(145, 202, 93) |
| HSL | hsl(91, 51%, 58%) |
| OKLCH | oklch(77.6% 0.153 132) |
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 #91CA5D | 1.94:1 | Fails | Lc -41.5 | Non-text elements, placeholder text |
| Black text on #91CA5D | 10.81:1 | AAA | Lc 66.7 | Content text, not long reading |
| #91CA5D text on white | 1.94:1 | Fails | Lc 37.2 | Non-text elements, placeholder text |
| #91CA5D text on black | 10.81:1 | AAA | Lc -65.3 | 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
#F0F9EB
oklch(97.2% 0.021 134.1)
-
Step 100
100
#DFF1D2
oklch(93.7% 0.045 132)
-
Step 200
200
#C5E6AB
oklch(88.6% 0.086 131.7)
-
Step 300
300 (this color)
#91CA5D
oklch(77.6% 0.153 132)
-
Step 400
400
#70B800
oklch(70.7% 0.196 132)
-
Step 500
500
#5F9E00
oklch(63.2% 0.176 132.1)
-
Step 600
600
#4F8500
oklch(55.7% 0.155 132.1)
-
Step 700
700
#426F00
oklch(49% 0.136 131.8)
-
Step 800
800
#355B00
oklch(42.6% 0.118 131.9)
-
Step 900
900
#2B4C00
oklch(37.6% 0.105 132.1)
-
Step 950
950
#182D00
oklch(26.9% 0.074 131.6)
#91CA5D 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) | #D2BD53 | 0.087 |
| Deuteranopia (no green cones) | #CAB864 | 0.089 |
| Tritanopia (no blue cones) | #93C3B2 | 0.115 |
| Achromatopsia (no color) | #BABABA | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91CA5D
#91CA5D
oklch(77.6% 0.153 132)
- #D798FC
#D798FC
oklch(77.7% 0.152 312.2)
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 #91CA5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Green #9ACD32 ΔE 0.036
- Light Olive Green #A4BE5C ΔE 0.038
- Light Moss Green #A6C875 ΔE 0.041
- Pea #A4BF20 ΔE 0.043
- Slime Green #99CC04 ΔE 0.049
- Light Olive #ACBF69 ΔE 0.049
- Apple #6ECB3C ΔE 0.051
- Soft Green #6FC276 ΔE 0.052
Use #91CA5D 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.