#51A702
Closest named color: Leaf Green (#5CA904). oklch(64.9% 0.192 136), rgb(81, 167, 2).
Aa
Black text reads best on this color (6.87:1).
About this color
#51A702 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.192 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leaf Green (#5CA904), ΔE 0.012 away. Black text reads best on it, at 6.87:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.192) |
| Temperature | in between |
| Nearest name | Leaf Green (#5CA904) |
| Black text | 6.87:1 |
| White text | 3.05:1 |
Values
| HEX | #51A702 |
| RGB | rgb(81, 167, 2) |
| HSL | hsl(91, 98%, 33%) |
| OKLCH | oklch(64.9% 0.192 136) |
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 #51A702 | 3.05:1 | AA large text | Lc -62.3 | Content text, not long reading |
| Black text on #51A702 | 6.87:1 | AA | Lc 47.1 | Large or bold text, headings |
| #51A702 text on white | 3.05:1 | AA large text | Lc 57.0 | Large or bold text, headings |
| #51A702 text on black | 6.87:1 | AA | Lc -44.8 | Non-text elements, placeholder text |
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
#F2F8EF
oklch(97.2% 0.013 134.9)
-
Step 100
100
#E2EEDC
oklch(93.5% 0.027 135)
-
Step 200
200
#CAE2C0
oklch(88.6% 0.052 136.4)
-
Step 300
300
#A5CF92
oklch(80.9% 0.094 136.2)
-
Step 400
400
#73B550
oklch(70.6% 0.151 136)
-
Step 500
500 (this color)
#51A702
oklch(64.9% 0.192 136)
-
Step 600
600
#408700
oklch(55.5% 0.165 136)
-
Step 700
700
#357200
oklch(49.1% 0.146 136)
-
Step 800
800
#2A5D00
oklch(42.6% 0.127 136)
-
Step 900
900
#224E00
oklch(37.7% 0.112 136.1)
-
Step 950
950
#122E01
oklch(26.9% 0.078 136.1)
#51A702 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 | 0.119 |
| Deuteranopia (no green cones) | #A29122 | 0.117 |
| Tritanopia (no blue cones) | #4DA08D | 0.138 |
| Achromatopsia (no color) | #939393 | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51A702
#51A702
oklch(64.9% 0.192 136)
- #BB62DC
#BB62DC
oklch(64.9% 0.192 316)
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 #51A702, closest first.
No curated palette has a color within ΔE 0.04 of #51A702.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leaf Green #5CA904 ΔE 0.012
- Grass #5CAC2D ΔE 0.025
- Kelly Green #02AB2E ΔE 0.033
- Grassy Green #419C03 ΔE 0.037
- Medium Green #39AD48 ΔE 0.037
- Mid Green #50A747 ΔE 0.039
- Grass Green #3F9B0B ΔE 0.040
- Leaf #71AA34 ΔE 0.044
Use #51A702 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.