#51C160
Closest named color: Dark Mint (#48C072). oklch(72.4% 0.17 146.1), rgb(81, 193, 96).
Aa
Black text reads best on this color (9.14:1).
About this color
#51C160 is a medium-light, vivid green. In OKLCH its lightness is 72%, its chroma 0.170 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Mint (#48C072), ΔE 0.022 away. Black text reads best on it, at 9.14:1.
| Hue family | Greens |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.170) |
| Temperature | in between |
| Nearest name | Dark Mint (#48C072) |
| Black text | 9.14:1 |
| White text | 2.29:1 |
Values
| HEX | #51C160 |
| RGB | rgb(81, 193, 96) |
| HSL | hsl(128, 47%, 54%) |
| OKLCH | oklch(72.4% 0.17 146.1) |
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 #51C160 | 2.29:1 | Fails | Lc -49.8 | Large or bold text, headings |
| Black text on #51C160 | 9.14:1 | AAA | Lc 59.0 | Large or bold text, headings |
| #51C160 text on white | 2.29:1 | Fails | Lc 44.9 | Non-text elements, placeholder text |
| #51C160 text on black | 9.14:1 | AAA | Lc -57.2 | 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
#F0F8F0
oklch(97.1% 0.014 145.5)
-
Step 100
100
#DDF0DE
oklch(93.6% 0.031 146.8)
-
Step 200
200
#C1E4C2
oklch(88.4% 0.059 145.8)
-
Step 300
300
#93D397
oklch(80.8% 0.106 146)
-
Step 400
400 (this color)
#51C160
oklch(72.4% 0.17 146.1)
-
Step 500
500
#00A635
oklch(63.1% 0.193 146)
-
Step 600
600
#008C2B
oklch(55.7% 0.17 146)
-
Step 700
700
#007623
oklch(49.2% 0.15 146)
-
Step 800
800
#00601B
oklch(42.6% 0.13 146.1)
-
Step 900
900
#005115
oklch(37.8% 0.116 146)
-
Step 950
950
#003009
oklch(26.9% 0.082 146)
#51C160 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) | #C4B158 | 0.132 |
| Deuteranopia (no green cones) | #B5A767 | 0.131 |
| Tritanopia (no blue cones) | #39BDAB | 0.102 |
| Achromatopsia (no color) | #ABABAB | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51C160
#51C160
oklch(72.4% 0.17 146.1)
- #DB7CDE
#DB7CDE
oklch(72.4% 0.17 326)
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 #51C160, closest first.
No curated palette has a color within ΔE 0.04 of #51C160.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mint #48C072 ΔE 0.022
- Algae Green #21C36F ΔE 0.024
- Dark Mint Green #20C073 ΔE 0.030
- Turtle Green #75B84F ΔE 0.034
- Cool Green #33B864 ΔE 0.035
- Leafy Green #51B73B ΔE 0.039
- Shamrock Green #02C14D ΔE 0.039
- Soft Green #6FC276 ΔE 0.039
Use #51C160 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.