#51E4E7#51E4E7

#51E4E7 is a very light, vivid teal. Relative luminance 0.630; OKLCH L 84.3% C 0.123 H 197.0°. Best body text is #000000 at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#51E4E7
RGB	rgb(81, 228, 231)
HSL	hsl(181, 76%, 61%)
HSV	hsv(181, 65%, 91%)
CMYK	cmyk(64.9%, 1.3%, 0%, 9.4%)
CIE-LAB	lab(83.44, -37.34, -12.95)
CIE-LCH	lch(83.44, 39.52, 199.13°)
OKLab	oklab(84.32% -0.1173 -0.0359)
OKLCH	oklch(84.32% 0.123 197)
XYZ	xyz(45.5542, 63.0006, 85.3453)
Luminance	0.6301 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E4E7 #E75451

analogous

#51E79F #51E4E7 #5199E7

triadic

#51E4E7 #E751E4 #E4E751

tetradic

#51E4E7 #9F51E7 #E75451 #99E751

square

#51E4E7 #9F51E7 #E75451 #99E751

split-complementary

#51E4E7 #E75199 #E79F51

monochromatic

#17A4A7 #1ED9DC #51E4E7 #87ECEE #BDF5F6

Accessibility & contrast

On white

1.54

#51E4E7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.60

#51E4E7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E4E7

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E4E7	#FFFFFF	#000000	##000000
##51E4E7	1.00	1.54	13.60	13.60
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.60	21.00	1.00	1.00
##000000	13.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5DAE7

Deuteranopia (green-blind)

#BEC9E8

Tritanopia (blue-blind)

#00EBE4

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #51e4e7;
/* rgb */ color: rgb(81, 228, 231);
/* oklch */ color: oklch(84.3% 0.123 197.0);

Tailwind

colors: {
  custom: {
    50: '#94edee',
    500: '#51e4e7',
    950: '#000000',
  },
}

SCSS

$custom: #51e4e7;
$custom-light: #94edee;
$custom-dark: #000000;

JSON

{
  "hex": "#51e4e7",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 231
  },
  "hsl": {
    "h": 181.2,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.84321,
    "c": 0.12264,
    "h": 197
  },
  "luminance": 0.63006
}

Semantic roles & 50–950 ramp

primary

#51E4E7

secondary

#A83634

accent

#120ED8

background

#FCFFFF

surface

#F5FEFE

border

#CFD6D6

text

#0F1616

muted

#808585

Preview Lab

Preview with #51E4E7

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

Preview Lab → · Contrast checker → · Palette generator →