#51CD95
Closest named color: Emerald (#06D6A0). oklch(76.4% 0.138 160.7), rgb(81, 205, 149).
Aa
Black text reads best on this color (10.51:1).
About this color
#51CD95 is a medium-light, moderately saturated green. In OKLCH its lightness is 76%, its chroma 0.138 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Emerald (#06D6A0), ΔE 0.030 away. Black text reads best on it, at 10.51:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.138) |
| Temperature | in between |
| Nearest name | Emerald (#06D6A0) |
| Black text | 10.51:1 |
| White text | 1.99:1 |
Values
| HEX | #51CD95 |
| RGB | rgb(81, 205, 149) |
| HSL | hsl(153, 55%, 56%) |
| OKLCH | oklch(76.4% 0.138 160.7) |
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 #51CD95 | 1.99:1 | Fails | Lc -42.8 | Non-text elements, placeholder text |
| Black text on #51CD95 | 10.51:1 | AAA | Lc 65.6 | Content text, not long reading |
| #51CD95 text on white | 1.99:1 | Fails | Lc 38.3 | Non-text elements, placeholder text |
| #51CD95 text on black | 10.51:1 | AAA | Lc -64.0 | 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
#EBFAF1
oklch(97.2% 0.02 159.8)
-
Step 100
100
#D4F3E1
oklch(93.7% 0.04 160.1)
-
Step 200
200
#ADE9C9
oklch(88.4% 0.075 161.1)
-
Step 300
300 (this color)
#51CD95
oklch(76.4% 0.138 160.7)
-
Step 400
400
#00BE7F
oklch(70.8% 0.158 160.7)
-
Step 500
500
#00A36C
oklch(63.2% 0.142 160.5)
-
Step 600
600
#00895A
oklch(55.6% 0.125 160.5)
-
Step 700
700
#00734B
oklch(49% 0.11 160.6)
-
Step 800
800
#005E3D
oklch(42.6% 0.095 160.9)
-
Step 900
900
#004F32
oklch(37.7% 0.085 160.4)
-
Step 950
950
#002F1C
oklch(26.9% 0.06 160.5)
#51CD95 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) | #CABF92 | 0.131 |
| Deuteranopia (no green cones) | #B9B299 | 0.128 |
| Tritanopia (no blue cones) | #09CCBE | 0.060 |
| Achromatopsia (no color) | #B7B7B7 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51CD95
#51CD95
oklch(76.4% 0.138 160.7)
- #ED8ECD
#ED8ECD
oklch(76.5% 0.138 340.8)
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 #51CD95, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald #06D6A0 ΔE 0.030
- Medium Aquamarine #66CDAA ΔE 0.035
- Greenblue #23C48B ΔE 0.038
- Soft Green #6FC276 ΔE 0.042
- Seaweed #18D17B ΔE 0.048
- Green Blue #01C08D ΔE 0.051
- Dark Mint #48C072 ΔE 0.052
- Seafoam Blue #78D1B6 ΔE 0.059
Use #51CD95 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.