#51E5E2#51E5E2

#51E5E2 is a very light, vivid teal. Relative luminance 0.633; OKLCH L 84.4% C 0.124 H 193.1°. Best body text is #000000 at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#51E5E2
RGB	rgb(81, 229, 226)
HSL	hsl(179, 74%, 61%)
HSV	hsv(179, 65%, 90%)
CMYK	cmyk(64.6%, 0%, 1.3%, 10.2%)
CIE-LAB	lab(83.59, -39.17, -10.09)
CIE-LCH	lch(83.59, 40.45, 194.45°)
OKLab	oklab(84.39% -0.1203 -0.0281)
OKLCH	oklch(84.39% 0.124 193.1)
XYZ	xyz(45.1340, 63.2739, 81.7712)
Luminance	0.6328 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E5E2 #E55154

analogous

#51E598 #51E5E2 #519EE5

triadic

#51E5E2 #E251E5 #E5E251

tetradic

#51E5E2 #9851E5 #E55154 #9EE551

square

#51E5E2 #9851E5 #E55154 #9EE551

split-complementary

#51E5E2 #E5519E #E59851

monochromatic

#18A3A0 #20D8D5 #51E5E2 #86EDEB #BBF5F4

Accessibility & contrast

On white

1.54

#51E5E2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.66

#51E5E2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E5E2

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E5E2	#FFFFFF	#000000	##000000
##51E5E2	1.00	1.54	13.66	13.66
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.66	21.00	1.00	1.00
##000000	13.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7DAE2

Deuteranopia (green-blind)

#C1C9E3

Tritanopia (blue-blind)

#00ECE4

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #51e5e2;
/* rgb */ color: rgb(81, 229, 226);
/* oklch */ color: oklch(84.4% 0.124 193.1);

Tailwind

colors: {
  custom: {
    50: '#94eeeb',
    500: '#51e5e2',
    950: '#000000',
  },
}

SCSS

$custom: #51e5e2;
$custom-light: #94eeeb;
$custom-dark: #000000;

JSON

{
  "hex": "#51e5e2",
  "rgb": {
    "r": 81,
    "g": 229,
    "b": 226
  },
  "hsl": {
    "h": 178.784,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.84388,
    "c": 0.12357,
    "h": 193.1
  },
  "luminance": 0.63279
}

Semantic roles & 50–950 ramp

primary

#51E5E2

secondary

#A63537

accent

#0F13D6

background

#FCFFFE

surface

#F5FEFD

border

#CFD6D5

text

#0F1616

muted

#808584

Preview Lab

Preview with #51E5E2

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

Preview Lab → · Contrast checker → · Palette generator →