#51DACC#51DACC

#51DACC is a light, moderate teal. Relative luminance 0.563; OKLCH L 81.1% C 0.119 H 185.6°. Best body text is #000000 at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#51DACC
RGB	rgb(81, 218, 204)
HSL	hsl(174, 65%, 59%)
HSV	hsv(174, 63%, 85%)
CMYK	cmyk(62.8%, 0%, 6.4%, 14.5%)
CIE-LAB	lab(79.75, -40.05, -4.08)
CIE-LCH	lch(79.75, 40.26, 185.82°)
OKLab	oklab(81.08% -0.1187 -0.0117)
OKLCH	oklch(81.08% 0.119 185.6)
XYZ	xyz(39.3588, 56.2475, 65.8976)
Luminance	0.5625 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DACC #DA515F

analogous

#51DA87 #51DACC #51A3DA

triadic

#51DACC #CC51DA #DACC51

tetradic

#51DACC #8751DA #DA515F #A3DA51

square

#51DACC #8751DA #DA515F #A3DA51

split-complementary

#51DACC #DA51A3 #DA8751

monochromatic

#1F9286 #2AC4B4 #51DACC #83E5DB #B6EFEA

Accessibility & contrast

On white

1.71

#51DACC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.25

#51DACC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DACC

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DACC	#FFFFFF	#000000	##000000
##51DACC	1.00	1.71	12.25	12.25
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.25	21.00	1.00	1.00
##000000	12.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFCFCC

Deuteranopia (green-blind)

#BBBFCE

Tritanopia (blue-blind)

#00DFD5

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #51dacc;
/* rgb */ color: rgb(81, 218, 204);
/* oklch */ color: oklch(81.1% 0.119 185.6);

Tailwind

colors: {
  custom: {
    50: '#91e6db',
    500: '#51dacc',
    950: '#000000',
  },
}

SCSS

$custom: #51dacc;
$custom-light: #91e6db;
$custom-dark: #000000;

JSON

{
  "hex": "#51dacc",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 204
  },
  "hsl": {
    "h": 173.869,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.81075,
    "c": 0.1193,
    "h": 185.6
  },
  "luminance": 0.56252
}

Semantic roles & 50–950 ramp

primary

#51DACC

secondary

#973942

accent

#4051E8

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1615

muted

#7F8484

Preview Lab

Preview with #51DACC

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

Preview Lab → · Contrast checker → · Palette generator →