#51CFDD#51CFDD

#51CFDD is a light, moderate teal. Relative luminance 0.516; OKLCH L 79.0% C 0.111 H 205.5°. Best body text is #000000 at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#51CFDD
RGB	rgb(81, 207, 221)
HSL	hsl(186, 67%, 59%)
HSV	hsv(186, 63%, 87%)
CMYK	cmyk(63.3%, 6.3%, 0%, 13.3%)
CIE-LAB	lab(77.04, -30.26, -17.24)
CIE-LCH	lch(77.04, 34.83, 209.68°)
OKLab	oklab(79.04% -0.1003 -0.0478)
OKLCH	oklch(79.04% 0.111 205.5)
XYZ	xyz(38.7518, 51.5912, 76.3084)
Luminance	0.5160 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CFDD #DD5F51

analogous

#51DDA5 #51CFDD #5189DD

triadic

#51CFDD #DD51CF #CFDD51

tetradic

#51CFDD #A551DD #DD5F51 #89DD51

square

#51CFDD #A551DD #DD5F51 #89DD51

split-complementary

#51CFDD #DD5189 #DDA551

monochromatic

#1D8A96 #27B9C9 #51CFDD #84DDE7 #B7EBF1

Accessibility & contrast

On white

1.86

#51CFDD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.32

#51CFDD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CFDD

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CFDD	#FFFFFF	#000000	##000000
##51CFDD	1.00	1.86	11.32	11.32
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.32	21.00	1.00	1.00
##000000	11.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFC7DE

Deuteranopia (green-blind)

#AAB8DD

Tritanopia (blue-blind)

#00D7D3

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #51cfdd;
/* rgb */ color: rgb(81, 207, 221);
/* oklch */ color: oklch(79.0% 0.111 205.5);

Tailwind

colors: {
  custom: {
    50: '#91dee7',
    500: '#51cfdd',
    950: '#000000',
  },
}

SCSS

$custom: #51cfdd;
$custom-light: #91dee7;
$custom-dark: #000000;

JSON

{
  "hex": "#51cfdd",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 221
  },
  "hsl": {
    "h": 186,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.79041,
    "c": 0.11113,
    "h": 205.5
  },
  "luminance": 0.51595
}

Semantic roles & 50–950 ramp

primary

#51CFDD

secondary

#9B4138

accent

#4F3EEA

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51CFDD

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

Preview Lab → · Contrast checker → · Palette generator →