#51CFE6#51CFE6

#51CFE6 is a light, moderate teal. Relative luminance 0.521; OKLCH L 79.4% C 0.114 H 211.8°. Best body text is #000000 at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#51CFE6
RGB	rgb(81, 207, 230)
HSL	hsl(189, 75%, 61%)
HSV	hsv(189, 65%, 90%)
CMYK	cmyk(64.8%, 10%, 0%, 9.8%)
CIE-LAB	lab(77.33, -27.65, -21.63)
CIE-LCH	lch(77.33, 35.10, 218.04°)
OKLab	oklab(79.38% -0.0967 -0.0601)
OKLCH	oklch(79.38% 0.114 211.8)
XYZ	xyz(39.9831, 52.0838, 82.7936)
Luminance	0.5209 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CFE6 #E66851

analogous

#51E6B2 #51CFE6 #5184E6

triadic

#51CFE6 #E651CF #CFE651

tetradic

#51CFE6 #B251E6 #E66851 #84E651

square

#51CFE6 #B251E6 #E66851 #84E651

split-complementary

#51CFE6 #E65184 #E6B251

monochromatic

#188FA5 #1FBEDA #51CFE6 #87DEEE #BCEDF5

Accessibility & contrast

On white

1.84

#51CFE6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.42

#51CFE6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CFE6

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CFE6	#FFFFFF	#000000	##000000
##51CFE6	1.00	1.84	11.42	11.42
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.42	21.00	1.00	1.00
##000000	11.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDC8E7

Deuteranopia (green-blind)

#A7B8E6

Tritanopia (blue-blind)

#00D9D6

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51cfe6;
/* rgb */ color: rgb(81, 207, 230);
/* oklch */ color: oklch(79.4% 0.114 211.8);

Tailwind

colors: {
  custom: {
    50: '#92deee',
    500: '#51cfe6',
    950: '#000000',
  },
}

SCSS

$custom: #51cfe6;
$custom-light: #92deee;
$custom-dark: #000000;

JSON

{
  "hex": "#51cfe6",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 230
  },
  "hsl": {
    "h": 189.262,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.79377,
    "c": 0.11387,
    "h": 211.8
  },
  "luminance": 0.52088
}

Semantic roles & 50–950 ramp

primary

#51CFE6

secondary

#A74634

accent

#2D0ED7

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0E1516

muted

#7F8485

Preview Lab

Preview with #51CFE6

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

Preview Lab → · Contrast checker → · Palette generator →