#51E4CB#51E4CB

#51E4CB is a very light, vivid teal. Relative luminance 0.615; OKLCH L 83.4% C 0.129 H 179.5°. Best body text is #000000 at 13.31:1 contrast (WCAG AA passes).

Color values

HEX	#51E4CB
RGB	rgb(81, 228, 203)
HSL	hsl(170, 73%, 61%)
HSV	hsv(170, 64%, 89%)
CMYK	cmyk(64.5%, 0%, 11%, 10.6%)
CIE-LAB	lab(82.67, -44.73, 0.72)
CIE-LCH	lch(82.67, 44.74, 179.07°)
OKLab	oklab(83.44% -0.1293 0.0012)
OKLCH	oklch(83.44% 0.129 179.5)
XYZ	xyz(41.9111, 61.5433, 66.1586)
Luminance	0.6155 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E4CB #E4516A

analogous

#51E481 #51E4CB #51B3E4

triadic

#51E4CB #CB51E4 #E4CB51

tetradic

#51E4CB #8151E4 #E4516A #B3E451

square

#51E4CB #8151E4 #E4516A #B3E451

split-complementary

#51E4CB #E451B3 #E48151

monochromatic

#19A28A #21D7B8 #51E4CB #86ECDB #BBF4EB

Accessibility & contrast

On white

1.58

#51E4CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.31

#51E4CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E4CB

13.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E4CB	#FFFFFF	#000000	##000000
##51E4CB	1.00	1.58	13.31	13.31
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.31	21.00	1.00	1.00
##000000	13.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBD7CA

Deuteranopia (green-blind)

#C6C7CD

Tritanopia (blue-blind)

#00E8DC

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #51e4cb;
/* rgb */ color: rgb(81, 228, 203);
/* oklch */ color: oklch(83.4% 0.129 179.5);

Tailwind

colors: {
  custom: {
    50: '#92edda',
    500: '#51e4cb',
    950: '#000000',
  },
}

SCSS

$custom: #51e4cb;
$custom-light: #92edda;
$custom-dark: #000000;

JSON

{
  "hex": "#51e4cb",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 203
  },
  "hsl": {
    "h": 169.796,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.83437,
    "c": 0.12932,
    "h": 179.5
  },
  "luminance": 0.61548
}

Semantic roles & 50–950 ramp

primary

#51E4CB

secondary

#A43548

accent

#1032D5

background

#FCFFFE

surface

#F5FEFB

border

#CFD6D4

text

#0E1614

muted

#7F8583

Preview Lab

Preview with #51E4CB

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

Preview Lab → · Contrast checker → · Palette generator →