#51A06C
Closest named color: Jade (#1FA774). oklch(64.1% 0.111 153.2), rgb(81, 160, 108).
Aa
Black text reads best on this color (6.59:1).
About this color
#51A06C is a medium-light, moderately saturated green. In OKLCH its lightness is 64%, its chroma 0.111 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade (#1FA774), ΔE 0.031 away. Black text reads best on it, at 6.59:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Jade (#1FA774) |
| Black text | 6.59:1 |
| White text | 3.18:1 |
Values
| HEX | #51A06C |
| RGB | rgb(81, 160, 108) |
| HSL | hsl(141, 33%, 47%) |
| OKLCH | oklch(64.1% 0.111 153.2) |
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 #51A06C | 3.18:1 | AA large text | Lc -64.2 | Content text, not long reading |
| Black text on #51A06C | 6.59:1 | AA | Lc 45.2 | Large or bold text, headings |
| #51A06C text on white | 3.18:1 | AA large text | Lc 58.8 | Large or bold text, headings |
| #51A06C text on black | 6.59:1 | AA | Lc -42.9 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE5
oklch(93.6% 0.016 154.5)
-
Step 200
200
#CBDFD0
oklch(88.5% 0.029 153.3)
-
Step 300
300
#A7CBB0
oklch(80.8% 0.054 152.7)
-
Step 400
400
#75B187
oklch(70.8% 0.088 153.2)
-
Step 500
500 (this color)
#51A06C
oklch(64.1% 0.111 153.2)
-
Step 600
600
#2C8750
oklch(55.6% 0.121 153.1)
-
Step 700
700
#1D7241
oklch(49% 0.111 153.3)
-
Step 800
800
#1B5D36
oklch(42.6% 0.092 153.5)
-
Step 900
900
#1E4D2F
oklch(37.9% 0.073 153.1)
-
Step 950
950
#132D1C
oklch(27.1% 0.045 153.5)
#51A06C 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) | #A09569 | 0.097 |
| Deuteranopia (no green cones) | #958D6F | 0.096 |
| Tritanopia (no blue cones) | #3F9E92 | 0.057 |
| Achromatopsia (no color) | #909090 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51A06C
#51A06C
oklch(64.1% 0.111 153.2)
- #B572A9
#B572A9
oklch(64.2% 0.111 333.5)
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 #51A06C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade #1FA774 ΔE 0.031
- Ocean Green #3D9973 ΔE 0.031
- Muted Green #5FA052 ΔE 0.033
- Algae #54AC68 ΔE 0.038
- Flat Green #699D4C ΔE 0.039
- Off Green #6BA353 ΔE 0.040
- Moss #769958 ΔE 0.041
- Seaweed Green #35AD6B ΔE 0.041
Use #51A06C 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.