#51E26C
Closest named color: Weird Green (#3AE57F). oklch(80.9% 0.202 146.8), rgb(81, 226, 108).
Aa
Black text reads best on this color (12.44:1).
About this color
#51E26C is a light, vivid green. In OKLCH its lightness is 81%, its chroma 0.202 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Weird Green (#3AE57F), ΔE 0.019 away. Black text reads best on it, at 12.44:1.
| Hue family | Greens |
| Lightness | light (81%) |
| Chroma | vivid (0.202) |
| Temperature | in between |
| Nearest name | Weird Green (#3AE57F) |
| Black text | 12.44:1 |
| White text | 1.68:1 |
Values
| HEX | #51E26C |
| RGB | rgb(81, 226, 108) |
| HSL | hsl(131, 71%, 60%) |
| OKLCH | oklch(80.9% 0.202 146.8) |
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 #51E26C | 1.68:1 | Fails | Lc -33.3 | Non-text elements, placeholder text |
| Black text on #51E26C | 12.44:1 | AAA | Lc 74.3 | Content text, not long reading |
| #51E26C text on white | 1.68:1 | Fails | Lc 29.6 | Dividers and decoration only |
| #51E26C text on black | 12.44:1 | AAA | Lc -73.3 | 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 300.
-
Step 50
50
#EAFBEB
oklch(97.1% 0.028 147)
-
Step 100
100
#D1F5D3
oklch(93.5% 0.059 146.6)
-
Step 200
200
#A7EEAD
oklch(88.6% 0.113 146.6)
-
Step 300
300 (this color)
#51E26C
oklch(80.9% 0.202 146.8)
-
Step 400
400
#00C145
oklch(70.6% 0.211 146.8)
-
Step 500
500
#00A63A
oklch(63.2% 0.189 146.7)
-
Step 600
600
#008B2F
oklch(55.5% 0.166 146.7)
-
Step 700
700
#007527
oklch(49% 0.146 146.9)
-
Step 800
800
#00601E
oklch(42.6% 0.127 146.7)
-
Step 900
900
#005018
oklch(37.6% 0.112 146.9)
-
Step 950
950
#00300B
oklch(26.9% 0.08 146.8)
#51E26C 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) | #E5CF62 | 0.158 |
| Deuteranopia (no green cones) | #D3C275 | 0.157 |
| Tritanopia (no blue cones) | #25DDC7 | 0.120 |
| Achromatopsia (no color) | #C7C7C7 | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51E26C
#51E26C
oklch(80.9% 0.202 146.8)
- #FE91FF
#FE91FF
oklch(80.9% 0.187 326.8)
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 #51E26C, closest first.
No curated palette has a color within ΔE 0.04 of #51E26C.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Weird Green #3AE57F ΔE 0.019
- Fresh Green #69D84F ΔE 0.031
- Toxic Green #61DE2A ΔE 0.046
- Aqua Green #12E193 ΔE 0.046
- Turquoise Green #04F489 ΔE 0.049
- Green Apple #5EDC1F ΔE 0.051
- Minty Green #0BF77D ΔE 0.055
- Kiwi Green #8EE53F ΔE 0.056
Use #51E26C 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.