#91C041
Closest named color: Bright Olive (#9CBB04). oklch(74.9% 0.163 127.4), rgb(145, 192, 65).
Aa
Black text reads best on this color (9.82:1).
About this color
#91C041 is a medium-light, vivid green. In OKLCH its lightness is 75%, its chroma 0.163 and its hue 127°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bright Olive (#9CBB04), ΔE 0.025 away. Black text reads best on it, at 9.82:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Bright Olive (#9CBB04) |
| Black text | 9.82:1 |
| White text | 2.13:1 |
Values
| HEX | #91C041 |
| RGB | rgb(145, 192, 65) |
| HSL | hsl(82, 50%, 50%) |
| OKLCH | oklch(74.9% 0.163 127.4) |
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 #91C041 | 2.13:1 | Fails | Lc -46.5 | Large or bold text, headings |
| Black text on #91C041 | 9.82:1 | AAA | Lc 62.1 | Content text, not long reading |
| #91C041 text on white | 2.13:1 | Fails | Lc 41.8 | Non-text elements, placeholder text |
| #91C041 text on black | 9.82:1 | AAA | Lc -60.4 | 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
#F3F7EE
oklch(97.1% 0.013 126.4)
-
Step 100
100
#E4EED9
oklch(93.6% 0.03 127.9)
-
Step 200
200
#CFE1B9
oklch(88.6% 0.057 127.3)
-
Step 300
300
#AECD85
oklch(80.8% 0.102 127.5)
-
Step 400
400 (this color)
#91C041
oklch(74.9% 0.163 127.4)
-
Step 500
500
#6E9A00
oklch(63% 0.163 127.2)
-
Step 600
600
#5C8200
oklch(55.7% 0.144 127.3)
-
Step 700
700
#4C6D00
oklch(49.1% 0.127 127.5)
-
Step 800
800
#3E5900
oklch(42.6% 0.11 127.2)
-
Step 900
900
#334A00
oklch(37.6% 0.097 127.1)
-
Step 950
950
#1D2C00
oklch(26.9% 0.069 127)
#91C041 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) | #C9B330 | 0.078 |
| Deuteranopia (no green cones) | #C3B04B | 0.081 |
| Tritanopia (no blue cones) | #96B7A6 | 0.130 |
| Achromatopsia (no color) | #B1B1B1 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C041
#91C041
oklch(74.9% 0.163 127.4)
- #C98FFD
#C98FFD
oklch(74.9% 0.163 307.2)
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 #91C041, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Olive #9CBB04 ΔE 0.025
- Pea #A4BF20 ΔE 0.026
- Mustard Green #A8B504 ΔE 0.038
- Light Olive Green #A4BE5C ΔE 0.039
- Dark Lime Green #7EBD01 ΔE 0.039
- Dark Lime #84B701 ΔE 0.040
- Avocado #90B134 ΔE 0.040
- Yellow Green #9ACD32 ΔE 0.041
Use #91C041 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.