#51D3BC#51D3BC

#51D3BC is a light, moderate teal. Relative luminance 0.520; OKLCH L 78.9% C 0.119 H 179.3°. Best body text is #000000 at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#51D3BC
RGB	rgb(81, 211, 188)
HSL	hsl(169, 60%, 57%)
HSV	hsv(169, 62%, 83%)
CMYK	cmyk(61.6%, 0%, 10.9%, 17.3%)
CIE-LAB	lab(77.26, -41.02, 0.83)
CIE-LCH	lch(77.26, 41.03, 178.85°)
OKLab	oklab(78.91% -0.1186 0.0015)
OKLCH	oklch(78.91% 0.119 179.3)
XYZ	xyz(35.7605, 51.9649, 55.7128)
Luminance	0.5197 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D3BC #D35168

analogous

#51D37B #51D3BC #51A9D3

triadic

#51D3BC #BC51D3 #D3BC51

tetradic

#51D3BC #7B51D3 #D35168 #A9D351

square

#51D3BC #7B51D3 #D35168 #A9D351

split-complementary

#51D3BC #D351A9 #D37B51

monochromatic

#228775 #2FB8A0 #51D3BC #82DFCF #B3ECE2

Accessibility & contrast

On white

1.84

#51D3BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.39

#51D3BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D3BC

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D3BC	#FFFFFF	#000000	##000000
##51D3BC	1.00	1.84	11.39	11.39
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.39	21.00	1.00	1.00
##000000	11.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBC7BB

Deuteranopia (green-blind)

#B7B9BE

Tritanopia (blue-blind)

#00D6CC

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d3bc;
/* rgb */ color: rgb(81, 211, 188);
/* oklch */ color: oklch(78.9% 0.119 179.3);

Tailwind

colors: {
  custom: {
    50: '#8fe1d0',
    500: '#51d3bc',
    950: '#000000',
  },
}

SCSS

$custom: #51d3bc;
$custom-light: #8fe1d0;
$custom-dark: #000000;

JSON

{
  "hex": "#51d3bc",
  "rgb": {
    "r": 81,
    "g": 211,
    "b": 188
  },
  "hsl": {
    "h": 169.385,
    "s": 59.633,
    "l": 57.255
  },
  "oklch": {
    "l": 0.78906,
    "c": 0.11861,
    "h": 179.3
  },
  "luminance": 0.51969
}

Semantic roles & 50–950 ramp

primary

#51D3BC

secondary

#8E3A49

accent

#4561E3

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1513

muted

#7F8483

Preview Lab

Preview with #51D3BC

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

Preview Lab → · Contrast checker → · Palette generator →