#51E4DD#51E4DD

#51E4DD is a very light, vivid teal. Relative luminance 0.625; OKLCH L 84.0% C 0.124 H 190.5°. Best body text is #000000 at 13.49:1 contrast (WCAG AA passes).

Color values

HEX	#51E4DD
RGB	rgb(81, 228, 221)
HSL	hsl(177, 73%, 61%)
HSV	hsv(177, 64%, 89%)
CMYK	cmyk(64.5%, 0%, 3.1%, 10.6%)
CIE-LAB	lab(83.15, -40.06, -8.09)
CIE-LCH	lch(83.15, 40.87, 191.42°)
OKLab	oklab(83.99% -0.1215 -0.0226)
OKLCH	oklch(83.99% 0.124 190.5)
XYZ	xyz(44.1820, 62.4517, 78.1185)
Luminance	0.6246 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E4DD #E45158

analogous

#51E493 #51E4DD #51A1E4

triadic

#51E4DD #DD51E4 #E4DD51

tetradic

#51E4DD #9351E4 #E45158 #A1E451

square

#51E4DD #9351E4 #E45158 #A1E451

split-complementary

#51E4DD #E451A1 #E49351

monochromatic

#19A29B #21D7CE #51E4DD #86ECE7 #BBF4F2

Accessibility & contrast

On white

1.56

#51E4DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.49

#51E4DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E4DD

13.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E4DD	#FFFFFF	#000000	##000000
##51E4DD	1.00	1.56	13.49	13.49
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.49	21.00	1.00	1.00
##000000	13.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7D9DD

Deuteranopia (green-blind)

#C1C8DE

Tritanopia (blue-blind)

#00EAE1

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #51e4dd;
/* rgb */ color: rgb(81, 228, 221);
/* oklch */ color: oklch(84.0% 0.124 190.5);

Tailwind

colors: {
  custom: {
    50: '#93ede7',
    500: '#51e4dd',
    950: '#000000',
  },
}

SCSS

$custom: #51e4dd;
$custom-light: #93ede7;
$custom-dark: #000000;

JSON

{
  "hex": "#51e4dd",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 221
  },
  "hsl": {
    "h": 177.143,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.8399,
    "c": 0.12355,
    "h": 190.5
  },
  "luminance": 0.62457
}

Semantic roles & 50–950 ramp

primary

#51E4DD

secondary

#A4353A

accent

#101AD5

background

#FCFFFE

surface

#F5FEFC

border

#CFD6D5

text

#0F1616

muted

#808584

Preview Lab

Preview with #51E4DD

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

Preview Lab → · Contrast checker → · Palette generator →