#51E8EC#51E8EC

#51E8EC is a very light, vivid teal. Relative luminance 0.655; OKLCH L 85.4% C 0.125 H 197.6°. Best body text is #000000 at 14.10:1 contrast (WCAG AA passes).

Color values

HEX	#51E8EC
RGB	rgb(81, 232, 236)
HSL	hsl(182, 80%, 62%)
HSV	hsv(182, 66%, 93%)
CMYK	cmyk(65.7%, 1.7%, 0%, 7.5%)
CIE-LAB	lab(84.75, -37.80, -13.64)
CIE-LCH	lch(84.75, 40.18, 199.84°)
OKLab	oklab(85.43% -0.1191 -0.0378)
OKLCH	oklch(85.43% 0.125 197.6)
XYZ	xyz(47.3836, 65.5133, 89.4887)
Luminance	0.6552 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E8EC #EC5551

analogous

#51ECA2 #51E8EC #519BEC

triadic

#51E8EC #EC51E8 #E8EC51

tetradic

#51E8EC #A251EC #EC5551 #9BEC51

square

#51E8EC #A251EC #EC5551 #9BEC51

split-complementary

#51E8EC #EC519B #ECA251

monochromatic

#13ABAF #1AE1E6 #51E8EC #88EFF2 #BFF7F8

Accessibility & contrast

On white

1.49

#51E8EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.10

#51E8EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E8EC

14.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E8EC	#FFFFFF	#000000	##000000
##51E8EC	1.00	1.49	14.10	14.10
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.10	21.00	1.00	1.00
##000000	14.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8DEED

Deuteranopia (green-blind)

#C1CCED

Tritanopia (blue-blind)

#00F0E9

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #51e8ec;
/* rgb */ color: rgb(81, 232, 236);
/* oklch */ color: oklch(85.4% 0.125 197.6);

Tailwind

colors: {
  custom: {
    50: '#95f0f2',
    500: '#51e8ec',
    950: '#000000',
  },
}

SCSS

$custom: #51e8ec;
$custom-light: #95f0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#51e8ec",
  "rgb": {
    "r": 81,
    "g": 232,
    "b": 236
  },
  "hsl": {
    "h": 181.548,
    "s": 80.311,
    "l": 62.157
  },
  "oklch": {
    "l": 0.85426,
    "c": 0.12499,
    "h": 197.6
  },
  "luminance": 0.65519
}

Semantic roles & 50–950 ramp

primary

#51E8EC

secondary

#B03531

accent

#0E09DD

background

#FCFFFF

surface

#F5FEFE

border

#CFD6D6

text

#0F1616

muted

#808585

Preview Lab

Preview with #51E8EC

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

Preview Lab → · Contrast checker → · Palette generator →