#81B136
Closest named color: Icky Green (#8FAE22). oklch(70.2% 0.159 128.4), rgb(129, 177, 54).
Aa
Black text reads best on this color (8.27:1).
About this color
#81B136 is a medium-light, vivid green. In OKLCH its lightness is 70%, its chroma 0.159 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Icky Green (#8FAE22), ΔE 0.018 away. Black text reads best on it, at 8.27:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Icky Green (#8FAE22) |
| Black text | 8.27:1 |
| White text | 2.53:1 |
Values
| HEX | #81B136 |
| RGB | rgb(129, 177, 54) |
| HSL | hsl(83, 53%, 45%) |
| OKLCH | oklch(70.2% 0.159 128.4) |
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 #81B136 | 2.53:1 | Fails | Lc -54.7 | Large or bold text, headings |
| Black text on #81B136 | 8.27:1 | AAA | Lc 54.4 | Large or bold text, headings |
| #81B136 text on white | 2.53:1 | Fails | Lc 49.6 | Large or bold text, headings |
| #81B136 text on black | 8.27:1 | AAA | Lc -52.4 | 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
#F3F7EE
oklch(97.1% 0.013 126.4)
-
Step 100
100
#E4EEDA
oklch(93.6% 0.029 128.8)
-
Step 200
200
#CEE1BA
oklch(88.5% 0.056 128.7)
-
Step 300
300
#ADCD88
oklch(80.8% 0.099 128.6)
-
Step 400
400 (this color)
#81B136
oklch(70.2% 0.159 128.4)
-
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
#314B00
oklch(37.7% 0.1 128.7)
-
Step 950
950
#1C2D00
oklch(27.2% 0.072 128.5)
#81B136 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) | #BAA523 | 0.079 |
| Deuteranopia (no green cones) | #B3A240 | 0.080 |
| Tritanopia (no blue cones) | #85A998 | 0.125 |
| Achromatopsia (no color) | #A3A3A3 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81B136
#81B136
oklch(70.2% 0.159 128.4)
- #BB81EA
#BB81EA
oklch(70.2% 0.159 308.3)
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 #81B136, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Icky Green #8FAE22 ΔE 0.018
- Avocado #90B134 ΔE 0.018
- Avocado Green #87A922 ΔE 0.022
- Pea Green #8EAB12 ΔE 0.022
- Turtle Green #75B84F ΔE 0.024
- Leaf #71AA34 ΔE 0.029
- Dark Lime #84B701 ΔE 0.030
- Pea Soup Green #94A617 ΔE 0.034
Use #81B136 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.