#51CD9B#51CD9B

#51CD9B is a light, vivid teal. Relative luminance 0.478; OKLCH L 76.5% C 0.133 H 163.4°. Best body text is #000000 at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#51CD9B
RGB	rgb(81, 205, 155)
HSL	hsl(156, 55%, 56%)
HSV	hsv(156, 60%, 80%)
CMYK	cmyk(60.5%, 0%, 24.4%, 19.6%)
CIE-LAB	lab(74.68, -46.19, 14.82)
CIE-LCH	lch(74.68, 48.51, 162.21°)
OKLab	oklab(76.55% -0.1274 0.0379)
OKLCH	oklch(76.55% 0.133 163.4)
XYZ	xyz(31.1380, 47.7754, 38.5846)
Luminance	0.4778 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CD9B #CD5183

analogous

#51CD5D #51CD9B #51C1CD

triadic

#51CD9B #9B51CD #CD9B51

tetradic

#51CD9B #5D51CD #CD5183 #C1CD51

square

#51CD9B #5D51CD #CD5183 #C1CD51

split-complementary

#51CD9B #CD51C1 #CD5D51

monochromatic

#257F5B #32AF7C #51CD9B #81DBB6 #B0E8D2

Accessibility & contrast

On white

1.99

#51CD9B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.56

#51CD9B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CD9B

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CD9B	#FFFFFF	#000000	##000000
##51CD9B	1.00	1.99	10.56	10.56
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.56	21.00	1.00	1.00
##000000	10.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CABF98

Deuteranopia (green-blind)

#B8B39E

Tritanopia (blue-blind)

#00CDBF

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #51cd9b;
/* rgb */ color: rgb(81, 205, 155);
/* oklch */ color: oklch(76.5% 0.133 163.4);

Tailwind

colors: {
  custom: {
    50: '#8dddb8',
    500: '#51cd9b',
    950: '#000000',
  },
}

SCSS

$custom: #51cd9b;
$custom-light: #8dddb8;
$custom-dark: #000000;

JSON

{
  "hex": "#51cd9b",
  "rgb": {
    "r": 81,
    "g": 205,
    "b": 155
  },
  "hsl": {
    "h": 155.806,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.76548,
    "c": 0.13288,
    "h": 163.4
  },
  "luminance": 0.47779
}

Semantic roles & 50–950 ramp

primary

#51CD9B

secondary

#D7A3B8

accent

#4985DF

background

#F9FDFB

surface

#F2FBF6

border

#CCD4D0

text

#0D1511

muted

#7E8380

Preview Lab

Preview with #51CD9B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →