#81C047
Closest named color: Turtle Green (#75B84F). oklch(74% 0.166 132.5), rgb(129, 192, 71).
Aa
Black text reads best on this color (9.56:1).
About this color
#81C047 is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.166 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Turtle Green (#75B84F), ΔE 0.029 away. Black text reads best on it, at 9.56:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Turtle Green (#75B84F) |
| Black text | 9.56:1 |
| White text | 2.19:1 |
Values
| HEX | #81C047 |
| RGB | rgb(129, 192, 71) |
| HSL | hsl(91, 49%, 52%) |
| OKLCH | oklch(74% 0.166 132.5) |
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 #81C047 | 2.19:1 | Fails | Lc -47.8 | Large or bold text, headings |
| Black text on #81C047 | 9.56:1 | AAA | Lc 60.9 | Content text, not long reading |
| #81C047 text on white | 2.19:1 | Fails | Lc 43.0 | Non-text elements, placeholder text |
| #81C047 text on black | 9.56:1 | AAA | Lc -59.1 | 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
#F2F8EE
oklch(97.2% 0.015 132.5)
-
Step 100
100
#E2EFDA
oklch(93.7% 0.031 133.3)
-
Step 200
200
#CBE2BB
oklch(88.5% 0.058 132.5)
-
Step 300
300
#A7CF89
oklch(80.9% 0.103 132.5)
-
Step 400
400 (this color)
#81C047
oklch(74% 0.166 132.5)
-
Step 500
500
#5D9E00
oklch(63.1% 0.177 132.5)
-
Step 600
600
#4D8500
oklch(55.6% 0.156 132.7)
-
Step 700
700
#407000
oklch(49.1% 0.138 132.7)
-
Step 800
800
#345C00
oklch(42.8% 0.12 132.5)
-
Step 900
900
#2A4C00
oklch(37.6% 0.105 132.5)
-
Step 950
950
#172E00
oklch(27.1% 0.076 132.8)
#81C047 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) | #C8B238 | 0.095 |
| Deuteranopia (no green cones) | #BFAD50 | 0.096 |
| Tritanopia (no blue cones) | #82B9A7 | 0.124 |
| Achromatopsia (no color) | #AFAFAF | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81C047
#81C047
oklch(74% 0.166 132.5)
- #CE89F5
#CE89F5
oklch(74% 0.165 312.4)
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 #81C047, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turtle Green #75B84F ΔE 0.029
- Dark Lime Green #7EBD01 ΔE 0.032
- Dark Lime #84B701 ΔE 0.034
- Bright Olive #9CBB04 ΔE 0.037
- Apple #6ECB3C ΔE 0.038
- Avocado #90B134 ΔE 0.040
- Pea #A4BF20 ΔE 0.042
- Soft Green #6FC276 ΔE 0.047
Use #81C047 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.