#51DFE4#51DFE4

#51DFE4 is a very light, moderate teal. Relative luminance 0.601; OKLCH L 83.0% C 0.120 H 198.5°. Best body text is #000000 at 13.03:1 contrast (WCAG AA passes).

Color values

HEX	#51DFE4
RGB	rgb(81, 223, 228)
HSL	hsl(182, 73%, 61%)
HSV	hsv(182, 64%, 89%)
CMYK	cmyk(64.5%, 2.2%, 0%, 10.6%)
CIE-LAB	lab(81.90, -35.86, -13.66)
CIE-LCH	lch(81.90, 38.38, 200.86°)
OKLab	oklab(83.05% -0.1135 -0.0379)
OKLCH	oklch(83.05% 0.12 198.5)
XYZ	xyz(43.7785, 60.1213, 82.6811)
Luminance	0.6013 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DFE4 #E45651

analogous

#51E49F #51DFE4 #5195E4

triadic

#51DFE4 #E451DF #DFE451

tetradic

#51DFE4 #9F51E4 #E45651 #95E451

square

#51DFE4 #9F51E4 #E45651 #95E451

split-complementary

#51DFE4 #E45195 #E49F51

monochromatic

#199DA2 #21D0D7 #51DFE4 #86E9EC #BBF2F4

Accessibility & contrast

On white

1.61

#51DFE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.03

#51DFE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DFE4

13.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DFE4	#FFFFFF	#000000	##000000
##51DFE4	1.00	1.61	13.03	13.03
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.03	21.00	1.00	1.00
##000000	13.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0D5E5

Deuteranopia (green-blind)

#BAC5E5

Tritanopia (blue-blind)

#00E6E0

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #51dfe4;
/* rgb */ color: rgb(81, 223, 228);
/* oklch */ color: oklch(83.0% 0.120 198.5);

Tailwind

colors: {
  custom: {
    50: '#93e9ec',
    500: '#51dfe4',
    950: '#000000',
  },
}

SCSS

$custom: #51dfe4;
$custom-light: #93e9ec;
$custom-dark: #000000;

JSON

{
  "hex": "#51dfe4",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 228
  },
  "hsl": {
    "h": 182.041,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.83045,
    "c": 0.1197,
    "h": 198.5
  },
  "luminance": 0.60126
}

Semantic roles & 50–950 ramp

primary

#51DFE4

secondary

#A43935

accent

#1710D5

background

#FCFEFE

surface

#F5FDFD

border

#CFD5D5

text

#0F1616

muted

#808484

Preview Lab

Preview with #51DFE4

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

Preview Lab → · Contrast checker → · Palette generator →