#51E4E3#51E4E3

#51E4E3 is a very light, vivid teal. Relative luminance 0.628; OKLCH L 84.2% C 0.123 H 194.4°. Best body text is #000000 at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#51E4E3
RGB	rgb(81, 228, 227)
HSL	hsl(180, 73%, 61%)
HSV	hsv(180, 64%, 89%)
CMYK	cmyk(64.5%, 0%, 0.4%, 10.6%)
CIE-LAB	lab(83.33, -38.44, -11.01)
CIE-LCH	lch(83.33, 39.99, 195.98°)
OKLab	oklab(84.19% -0.1189 -0.0306)
OKLCH	oklch(84.19% 0.123 194.4)
XYZ	xyz(44.9957, 62.7772, 82.4040)
Luminance	0.6278 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E4E3 #E45152

analogous

#51E499 #51E4E3 #519BE4

triadic

#51E4E3 #E351E4 #E4E351

tetradic

#51E4E3 #9951E4 #E45152 #9BE451

square

#51E4E3 #9951E4 #E45152 #9BE451

split-complementary

#51E4E3 #E4519B #E49951

monochromatic

#19A2A1 #21D7D5 #51E4E3 #86ECEC #BBF4F4

Accessibility & contrast

On white

1.55

#51E4E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.56

#51E4E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E4E3

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E4E3	#FFFFFF	#000000	##000000
##51E4E3	1.00	1.55	13.56	13.56
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.56	21.00	1.00	1.00
##000000	13.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6D9E3

Deuteranopia (green-blind)

#BFC9E4

Tritanopia (blue-blind)

#00EBE3

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #51e4e3;
/* rgb */ color: rgb(81, 228, 227);
/* oklch */ color: oklch(84.2% 0.123 194.4);

Tailwind

colors: {
  custom: {
    50: '#94edeb',
    500: '#51e4e3',
    950: '#000000',
  },
}

SCSS

$custom: #51e4e3;
$custom-light: #94edeb;
$custom-dark: #000000;

JSON

{
  "hex": "#51e4e3",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 227
  },
  "hsl": {
    "h": 179.592,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.84186,
    "c": 0.1228,
    "h": 194.4
  },
  "luminance": 0.62782
}

Semantic roles & 50–950 ramp

primary

#51E4E3

secondary

#A43536

accent

#1012D5

background

#FCFFFE

surface

#F5FEFD

border

#CFD6D5

text

#0F1616

muted

#808584

Preview Lab

Preview with #51E4E3

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

Preview Lab → · Contrast checker → · Palette generator →