#51E5DD#51E5DD

#51E5DD is a very light, vivid teal. Relative luminance 0.630; OKLCH L 84.2% C 0.124 H 189.9°. Best body text is #000000 at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#51E5DD
RGB	rgb(81, 229, 221)
HSL	hsl(177, 74%, 61%)
HSV	hsv(177, 65%, 90%)
CMYK	cmyk(64.6%, 0%, 3.5%, 10.2%)
CIE-LAB	lab(83.44, -40.51, -7.66)
CIE-LCH	lch(83.44, 41.23, 190.71°)
OKLab	oklab(84.23% -0.1225 -0.0214)
OKLCH	oklch(84.23% 0.124 189.9)
XYZ	xyz(44.4579, 63.0035, 78.2105)
Luminance	0.6301 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E5DD #E55159

analogous

#51E593 #51E5DD #51A3E5

triadic

#51E5DD #DD51E5 #E5DD51

tetradic

#51E5DD #9351E5 #E55159 #A3E551

square

#51E5DD #9351E5 #E55159 #A3E551

split-complementary

#51E5DD #E551A3 #E59351

monochromatic

#18A39C #20D8CF #51E5DD #86EDE7 #BBF5F2

Accessibility & contrast

On white

1.54

#51E5DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.60

#51E5DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E5DD

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E5DD	#FFFFFF	#000000	##000000
##51E5DD	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)

#D8D9DD

Deuteranopia (green-blind)

#C2C9DE

Tritanopia (blue-blind)

#00EBE2

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #51e5dd;
/* rgb */ color: rgb(81, 229, 221);
/* oklch */ color: oklch(84.2% 0.124 189.9);

Tailwind

colors: {
  custom: {
    50: '#94eee7',
    500: '#51e5dd',
    950: '#000000',
  },
}

SCSS

$custom: #51e5dd;
$custom-light: #94eee7;
$custom-dark: #000000;

JSON

{
  "hex": "#51e5dd",
  "rgb": {
    "r": 81,
    "g": 229,
    "b": 221
  },
  "hsl": {
    "h": 176.757,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.84226,
    "c": 0.12433,
    "h": 189.9
  },
  "luminance": 0.63008
}

Semantic roles & 50–950 ramp

primary

#51E5DD

secondary

#A6353B

accent

#0F1AD6

background

#FCFFFE

surface

#F5FEFC

border

#CFD6D5

text

#0F1616

muted

#808584

Preview Lab

Preview with #51E5DD

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

Preview Lab → · Contrast checker → · Palette generator →