#51E1CA#51E1CA

#51E1CA is a very light, vivid teal. Relative luminance 0.599; OKLCH L 82.7% C 0.127 H 180.4°. Best body text is #000000 at 12.97:1 contrast (WCAG AA passes).

Color values

HEX	#51E1CA
RGB	rgb(81, 225, 202)
HSL	hsl(170, 71%, 60%)
HSV	hsv(170, 64%, 88%)
CMYK	cmyk(64%, 0%, 10.2%, 11.8%)
CIE-LAB	lab(81.76, -43.67, -0.07)
CIE-LCH	lch(81.76, 43.68, 180.09°)
OKLab	oklab(82.69% -0.1267 -0.0009)
OKLCH	oklch(82.69% 0.127 180.4)
XYZ	xyz(40.9742, 59.8595, 65.2603)
Luminance	0.5986 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E1CA #E15168

analogous

#51E182 #51E1CA #51B0E1

triadic

#51E1CA #CA51E1 #E1CA51

tetradic

#51E1CA #8251E1 #E15168 #B0E151

square

#51E1CA #8251E1 #E15168 #B0E151

split-complementary

#51E1CA #E151B0 #E18251

monochromatic

#1B9D88 #24D1B5 #51E1CA #85EADA #B9F3EA

Accessibility & contrast

On white

1.62

#51E1CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.97

#51E1CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E1CA

12.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E1CA	#FFFFFF	#000000	##000000
##51E1CA	1.00	1.62	12.97	12.97
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.97	21.00	1.00	1.00
##000000	12.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8D4C9

Deuteranopia (green-blind)

#C3C5CC

Tritanopia (blue-blind)

#00E5DA

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #51e1ca;
/* rgb */ color: rgb(81, 225, 202);
/* oklch */ color: oklch(82.7% 0.127 180.4);

Tailwind

colors: {
  custom: {
    50: '#92ebda',
    500: '#51e1ca',
    950: '#000000',
  },
}

SCSS

$custom: #51e1ca;
$custom-light: #92ebda;
$custom-dark: #000000;

JSON

{
  "hex": "#51e1ca",
  "rgb": {
    "r": 81,
    "g": 225,
    "b": 202
  },
  "hsl": {
    "h": 170.417,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.82689,
    "c": 0.12673,
    "h": 180.4
  },
  "luminance": 0.59864
}

Semantic roles & 50–950 ramp

primary

#51E1CA

secondary

#A03647

accent

#3A57ED

background

#FCFEFE

surface

#F5FDFB

border

#CFD5D4

text

#0E1614

muted

#7F8483

Preview Lab

Preview with #51E1CA

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

Preview Lab → · Contrast checker → · Palette generator →