#81A30A
Closest named color: Avocado Green (#87A922). oklch(66.6% 0.162 123.4), rgb(129, 163, 10).
Aa
Black text reads best on this color (7.17:1).
About this color
#81A30A is a medium-light, vivid yellow. In OKLCH its lightness is 67%, its chroma 0.162 and its hue 123°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Avocado Green (#87A922), ΔE 0.020 away. Black text reads best on it, at 7.17:1.
| Hue family | Yellows |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Avocado Green (#87A922) |
| Black text | 7.17:1 |
| White text | 2.92:1 |
Values
| HEX | #81A30A |
| RGB | rgb(129, 163, 10) |
| HSL | hsl(73, 88%, 34%) |
| OKLCH | oklch(66.6% 0.162 123.4) |
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 #81A30A | 2.92:1 | Fails | Lc -60.8 | Content text, not long reading |
| Black text on #81A30A | 7.17:1 | AAA | Lc 48.6 | Large or bold text, headings |
| #81A30A text on white | 2.92:1 | Fails | Lc 55.5 | Large or bold text, headings |
| #81A30A text on black | 7.17:1 | AAA | Lc -46.3 | 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 500.
-
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
#B6CA91
oklch(81% 0.08 123.9)
-
Step 400
400
#91AD4E
oklch(70.6% 0.126 123.3)
-
Step 500
500 (this color)
#81A30A
oklch(66.6% 0.162 123.4)
-
Step 600
600
#647F00
oklch(55.5% 0.136 123.2)
-
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
#384900
oklch(37.7% 0.093 123.4)
-
Step 950
950
#202B00
oklch(26.9% 0.066 123.3)
#81A30A 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) | #AD9800 | 0.067 |
| Deuteranopia (no green cones) | #A99722 | 0.067 |
| Tritanopia (no blue cones) | #889A8A | 0.134 |
| Achromatopsia (no color) | #979797 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81A30A
#81A30A
oklch(66.6% 0.162 123.4)
- #A977E4
#A977E4
oklch(66.5% 0.162 303.5)
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 #81A30A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Avocado Green #87A922 ΔE 0.020
- Leaf #71AA34 ΔE 0.025
- Pea Soup Green #94A617 ΔE 0.029
- Pea Green #8EAB12 ΔE 0.029
- Pea Soup #929901 ΔE 0.034
- Icky Green #8FAE22 ΔE 0.038
- Grass #5CAC2D ΔE 0.042
- Leaf Green #5CA904 ΔE 0.043
Use #81A30A 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.