#51E4E0#51E4E0

#51E4E0 is a very light, vivid teal. Relative luminance 0.626; OKLCH L 84.1% C 0.123 H 192.5°. Best body text is #000000 at 13.52:1 contrast (WCAG AA passes).

Color values

HEX	#51E4E0
RGB	rgb(81, 228, 224)
HSL	hsl(178, 73%, 61%)
HSV	hsv(178, 64%, 89%)
CMYK	cmyk(64.5%, 0%, 1.8%, 10.6%)
CIE-LAB	lab(83.24, -39.25, -9.55)
CIE-LCH	lch(83.24, 40.40, 193.68°)
OKLab	oklab(84.09% -0.1202 -0.0266)
OKLCH	oklch(84.09% 0.123 192.5)
XYZ	xyz(44.5852, 62.6130, 80.2423)
Luminance	0.6262 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E4E0 #E45155

analogous

#51E496 #51E4E0 #519FE4

triadic

#51E4E0 #E051E4 #E4E051

tetradic

#51E4E0 #9651E4 #E45155 #9FE451

square

#51E4E0 #9651E4 #E45155 #9FE451

split-complementary

#51E4E0 #E4519F #E49651

monochromatic

#19A29E #21D7D2 #51E4E0 #86ECE9 #BBF4F3

Accessibility & contrast

On white

1.55

#51E4E0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.52

#51E4E0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E4E0

13.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E4E0	#FFFFFF	#000000	##000000
##51E4E0	1.00	1.55	13.52	13.52
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.52	21.00	1.00	1.00
##000000	13.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7D9E0

Deuteranopia (green-blind)

#C0C8E1

Tritanopia (blue-blind)

#00EAE2

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #51e4e0;
/* rgb */ color: rgb(81, 228, 224);
/* oklch */ color: oklch(84.1% 0.123 192.5);

Tailwind

colors: {
  custom: {
    50: '#94ede9',
    500: '#51e4e0',
    950: '#000000',
  },
}

SCSS

$custom: #51e4e0;
$custom-light: #94ede9;
$custom-dark: #000000;

JSON

{
  "hex": "#51e4e0",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 224
  },
  "hsl": {
    "h": 178.367,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.84087,
    "c": 0.12311,
    "h": 192.5
  },
  "luminance": 0.62618
}

Semantic roles & 50–950 ramp

primary

#51E4E0

secondary

#A43538

accent

#1016D5

background

#FCFFFE

surface

#F5FEFC

border

#CFD6D5

text

#0F1616

muted

#808584

Preview Lab

Preview with #51E4E0

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

Preview Lab → · Contrast checker → · Palette generator →