#91BF4F
Closest named color: Light Olive Green (#A4BE5C). oklch(74.8% 0.15 128.3), rgb(145, 191, 79).
Aa
Black text reads best on this color (9.76:1).
About this color
#91BF4F is a medium-light, vivid green. In OKLCH its lightness is 75%, its chroma 0.150 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Olive Green (#A4BE5C), ΔE 0.030 away. Black text reads best on it, at 9.76:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Light Olive Green (#A4BE5C) |
| Black text | 9.76:1 |
| White text | 2.14:1 |
Values
| HEX | #91BF4F |
| RGB | rgb(145, 191, 79) |
| HSL | hsl(85, 47%, 53%) |
| OKLCH | oklch(74.8% 0.15 128.3) |
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 #91BF4F | 2.14:1 | Fails | Lc -46.8 | Large or bold text, headings |
| Black text on #91BF4F | 9.76:1 | AAA | Lc 61.9 | Content text, not long reading |
| #91BF4F text on white | 2.14:1 | Fails | Lc 42.1 | Non-text elements, placeholder text |
| #91BF4F text on black | 9.76:1 | AAA | Lc -60.1 | 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
#E4EEDB
oklch(93.6% 0.027 129.8)
-
Step 200
200
#CFE0BC
oklch(88.4% 0.052 128.1)
-
Step 300
300
#AFCD8B
oklch(81% 0.094 128.2)
-
Step 400
400 (this color)
#91BF4F
oklch(74.8% 0.15 128.3)
-
Step 500
500
#6B9B00
oklch(63.1% 0.166 128.3)
-
Step 600
600
#598200
oklch(55.5% 0.146 128.3)
-
Step 700
700
#4A6E00
oklch(49.2% 0.13 128.6)
-
Step 800
800
#3C5A00
oklch(42.8% 0.113 128.5)
-
Step 900
900
#324B00
oklch(37.8% 0.099 128.2)
-
Step 950
950
#1C2C00
oklch(26.9% 0.07 127.9)
#91BF4F 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) | #C8B343 | 0.076 |
| Deuteranopia (no green cones) | #C1B057 | 0.077 |
| Tritanopia (no blue cones) | #95B7A7 | 0.118 |
| Achromatopsia (no color) | #B1B1B1 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91BF4F
#91BF4F
oklch(74.8% 0.15 128.3)
- #C891F6
#C891F6
oklch(74.8% 0.151 308.2)
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 #91BF4F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Olive Green #A4BE5C ΔE 0.030
- Pea #A4BF20 ΔE 0.034
- Bright Olive #9CBB04 ΔE 0.035
- Avocado #90B134 ΔE 0.039
- Turtle Green #75B84F ΔE 0.039
- Mustard Green #A8B504 ΔE 0.042
- Soft Green #6FC276 ΔE 0.046
- Dark Lime #84B701 ΔE 0.047
Use #91BF4F 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.