#91AC4E
Closest named color: Avocado (#90B134). oklch(70.4% 0.125 123), rgb(145, 172, 78).
Aa
Black text reads best on this color (8.21:1).
About this color
#91AC4E is a medium-light, moderately saturated yellow. In OKLCH its lightness is 70%, its chroma 0.125 and its hue 123°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Avocado (#90B134), ΔE 0.029 away. Black text reads best on it, at 8.21:1.
| Hue family | Yellows |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.125) |
| Temperature | in between |
| Nearest name | Avocado (#90B134) |
| Black text | 8.21:1 |
| White text | 2.55:1 |
Values
| HEX | #91AC4E |
| RGB | rgb(145, 172, 78) |
| HSL | hsl(77, 38%, 49%) |
| OKLCH | oklch(70.4% 0.125 123) |
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 #91AC4E | 2.55:1 | Fails | Lc -55.1 | Large or bold text, headings |
| Black text on #91AC4E | 8.21:1 | AAA | Lc 54.0 | Large or bold text, headings |
| #91AC4E text on white | 2.55:1 | Fails | Lc 50.0 | Large or bold text, headings |
| #91AC4E text on black | 8.21:1 | AAA | Lc -52.0 | 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
#F4F7EF
oklch(97.2% 0.011 123.5)
-
Step 100
100
#E7EDDC
oklch(93.7% 0.023 122.7)
-
Step 200
200
#D3DEBF
oklch(88.4% 0.043 123.2)
-
Step 300
300
#B7C991
oklch(80.8% 0.078 122.6)
-
Step 400
400 (this color)
#91AC4E
oklch(70.4% 0.125 123)
-
Step 500
500
#789700
oklch(63% 0.154 123)
-
Step 600
600
#657F00
oklch(55.6% 0.136 122.8)
-
Step 700
700
#546B00
oklch(49.1% 0.121 123.1)
-
Step 800
800
#445800
oklch(42.8% 0.106 123.5)
-
Step 900
900
#394900
oklch(37.8% 0.092 122.7)
-
Step 950
950
#212B00
oklch(27% 0.066 122.2)
#91AC4E 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) | #B5A345 | 0.053 |
| Deuteranopia (no green cones) | #B1A254 | 0.053 |
| Tritanopia (no blue cones) | #97A497 | 0.104 |
| Achromatopsia (no color) | #A2A2A2 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91AC4E
#91AC4E
oklch(70.4% 0.125 123)
- #AF8BDF
#AF8BDF
oklch(70.2% 0.125 303)
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 #91AC4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Avocado #90B134 ΔE 0.029
- Asparagus #77AB56 ΔE 0.032
- Icky Green #8FAE22 ΔE 0.035
- Pea Soup Green #94A617 ΔE 0.035
- Avocado Green #87A922 ΔE 0.037
- Pea Green #8EAB12 ΔE 0.039
- Sage #87AE73 ΔE 0.040
- Faded Green #7BB274 ΔE 0.043
Use #91AC4E 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.