#51E5DC#51E5DC

#51E5DC is a very light, vivid teal. Relative luminance 0.630; OKLCH L 84.2% C 0.125 H 189.3°. Best body text is #000000 at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#51E5DC
RGB	rgb(81, 229, 220)
HSL	hsl(176, 74%, 61%)
HSV	hsv(176, 65%, 90%)
CMYK	cmyk(64.6%, 0%, 3.9%, 10.2%)
CIE-LAB	lab(83.42, -40.78, -7.17)
CIE-LCH	lch(83.42, 41.40, 189.97°)
OKLab	oklab(84.19% -0.1229 -0.0201)
OKLCH	oklch(84.19% 0.125 189.3)
XYZ	xyz(44.3250, 62.9503, 77.5109)
Luminance	0.6296 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E5DC #E5515A

analogous

#51E592 #51E5DC #51A4E5

triadic

#51E5DC #DC51E5 #E5DC51

tetradic

#51E5DC #9251E5 #E5515A #A4E551

square

#51E5DC #9251E5 #E5515A #A4E551

split-complementary

#51E5DC #E551A4 #E59251

monochromatic

#18A39B #20D8CD #51E5DC #86EDE7 #BBF5F1

Accessibility & contrast

On white

1.55

#51E5DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.59

#51E5DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E5DC

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E5DC	#FFFFFF	#000000	##000000
##51E5DC	1.00	1.55	13.59	13.59
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.59	21.00	1.00	1.00
##000000	13.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9D9DC

Deuteranopia (green-blind)

#C2C9DD

Tritanopia (blue-blind)

#00EBE2

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #51e5dc;
/* rgb */ color: rgb(81, 229, 220);
/* oklch */ color: oklch(84.2% 0.125 189.3);

Tailwind

colors: {
  custom: {
    50: '#94eee6',
    500: '#51e5dc',
    950: '#000000',
  },
}

SCSS

$custom: #51e5dc;
$custom-light: #94eee6;
$custom-dark: #000000;

JSON

{
  "hex": "#51e5dc",
  "rgb": {
    "r": 81,
    "g": 229,
    "b": 220
  },
  "hsl": {
    "h": 176.351,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.84194,
    "c": 0.12453,
    "h": 189.3
  },
  "luminance": 0.62955
}

Semantic roles & 50–950 ramp

primary

#51E5DC

secondary

#A6353B

accent

#0F1BD6

background

#FCFFFE

surface

#F5FEFC

border

#CFD6D5

text

#0F1616

muted

#808584

Preview Lab

Preview with #51E5DC

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

Preview Lab → · Contrast checker → · Palette generator →