#51E4D9#51E4D9

#51E4D9 is a very light, vivid teal. Relative luminance 0.622; OKLCH L 83.9% C 0.124 H 188.0°. Best body text is #000000 at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#51E4D9
RGB	rgb(81, 228, 217)
HSL	hsl(176, 73%, 61%)
HSV	hsv(176, 64%, 89%)
CMYK	cmyk(64.5%, 0%, 4.8%, 10.6%)
CIE-LAB	lab(83.04, -41.13, -6.14)
CIE-LCH	lch(83.04, 41.58, 188.49°)
OKLab	oklab(83.86% -0.1232 -0.0173)
OKLCH	oklch(83.86% 0.124 188)
XYZ	xyz(43.6554, 62.2410, 75.3452)
Luminance	0.6225 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E4D9 #E4515C

analogous

#51E48F #51E4D9 #51A5E4

triadic

#51E4D9 #D951E4 #E4D951

tetradic

#51E4D9 #8F51E4 #E4515C #A5E451

square

#51E4D9 #8F51E4 #E4515C #A5E451

split-complementary

#51E4D9 #E451A5 #E48F51

monochromatic

#19A297 #21D7C9 #51E4D9 #86ECE5 #BBF4F0

Accessibility & contrast

On white

1.56

#51E4D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.45

#51E4D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E4D9

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E4D9	#FFFFFF	#000000	##000000
##51E4D9	1.00	1.56	13.45	13.45
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.45	21.00	1.00	1.00
##000000	13.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8D8D9

Deuteranopia (green-blind)

#C2C8DA

Tritanopia (blue-blind)

#00E9E0

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #51e4d9;
/* rgb */ color: rgb(81, 228, 217);
/* oklch */ color: oklch(83.9% 0.124 188.0);

Tailwind

colors: {
  custom: {
    50: '#93ede4',
    500: '#51e4d9',
    950: '#000000',
  },
}

SCSS

$custom: #51e4d9;
$custom-light: #93ede4;
$custom-dark: #000000;

JSON

{
  "hex": "#51e4d9",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 217
  },
  "hsl": {
    "h": 175.51,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.83862,
    "c": 0.1244,
    "h": 188
  },
  "luminance": 0.62246
}

Semantic roles & 50–950 ramp

primary

#51E4D9

secondary

#A4353D

accent

#101FD5

background

#FCFFFE

surface

#F5FEFC

border

#CFD6D5

text

#0E1615

muted

#7F8584

Preview Lab

Preview with #51E4D9

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

Preview Lab → · Contrast checker → · Palette generator →