#51CFDF#51CFDF

#51CFDF is a light, moderate teal. Relative luminance 0.517; OKLCH L 79.1% C 0.112 H 206.9°. Best body text is #000000 at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#51CFDF
RGB	rgb(81, 207, 223)
HSL	hsl(187, 69%, 60%)
HSV	hsv(187, 64%, 87%)
CMYK	cmyk(63.7%, 7.2%, 0%, 12.5%)
CIE-LAB	lab(77.10, -29.69, -18.22)
CIE-LCH	lch(77.10, 34.83, 211.54°)
OKLab	oklab(79.11% -0.0995 -0.0505)
OKLCH	oklch(79.11% 0.112 206.9)
XYZ	xyz(39.0198, 51.6985, 77.7201)
Luminance	0.5170 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CFDF #DF6151

analogous

#51DFA8 #51CFDF #5188DF

triadic

#51CFDF #DF51CF #CFDF51

tetradic

#51CFDF #A851DF #DF6151 #88DF51

square

#51CFDF #A851DF #DF6151 #88DF51

split-complementary

#51CFDF #DF5188 #DFA851

monochromatic

#1C8B99 #26BACD #51CFDF #85DDE9 #B8ECF2

Accessibility & contrast

On white

1.85

#51CFDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.34

#51CFDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CFDF

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CFDF	#FFFFFF	#000000	##000000
##51CFDF	1.00	1.85	11.34	11.34
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.34	21.00	1.00	1.00
##000000	11.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFC7E0

Deuteranopia (green-blind)

#A9B8DF

Tritanopia (blue-blind)

#00D8D4

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #51cfdf;
/* rgb */ color: rgb(81, 207, 223);
/* oklch */ color: oklch(79.1% 0.112 206.9);

Tailwind

colors: {
  custom: {
    50: '#92dee9',
    500: '#51cfdf',
    950: '#000000',
  },
}

SCSS

$custom: #51cfdf;
$custom-light: #92dee9;
$custom-dark: #000000;

JSON

{
  "hex": "#51cfdf",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 223
  },
  "hsl": {
    "h": 186.761,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.79114,
    "c": 0.1116,
    "h": 206.9
  },
  "luminance": 0.51703
}

Semantic roles & 50–950 ramp

primary

#51CFDF

secondary

#9D4237

accent

#503CEC

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51CFDF

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

Preview Lab → · Contrast checker → · Palette generator →