#51CFE1#51CFE1

#51CFE1 is a light, moderate teal. Relative luminance 0.518; OKLCH L 79.2% C 0.112 H 208.4°. Best body text is #000000 at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#51CFE1
RGB	rgb(81, 207, 225)
HSL	hsl(188, 71%, 60%)
HSV	hsv(188, 64%, 88%)
CMYK	cmyk(64%, 8%, 0%, 11.8%)
CIE-LAB	lab(77.17, -29.11, -19.20)
CIE-LCH	lch(77.17, 34.87, 213.41°)
OKLab	oklab(79.19% -0.0987 -0.0533)
OKLCH	oklch(79.19% 0.112 208.4)
XYZ	xyz(39.2910, 51.8070, 79.1486)
Luminance	0.5181 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CFE1 #E16351

analogous

#51E1AB #51CFE1 #5187E1

triadic

#51CFE1 #E151CF #CFE151

tetradic

#51CFE1 #AB51E1 #E16351 #87E151

square

#51CFE1 #AB51E1 #E16351 #87E151

split-complementary

#51CFE1 #E15187 #E1AB51

monochromatic

#1B8C9D #24BBD1 #51CFE1 #85DDEA #B9ECF3

Accessibility & contrast

On white

1.85

#51CFE1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.36

#51CFE1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CFE1

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CFE1	#FFFFFF	#000000	##000000
##51CFE1	1.00	1.85	11.36	11.36
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.36	21.00	1.00	1.00
##000000	11.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEC8E2

Deuteranopia (green-blind)

#A9B8E1

Tritanopia (blue-blind)

#00D8D4

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51cfe1;
/* rgb */ color: rgb(81, 207, 225);
/* oklch */ color: oklch(79.2% 0.112 208.4);

Tailwind

colors: {
  custom: {
    50: '#92deea',
    500: '#51cfe1',
    950: '#000000',
  },
}

SCSS

$custom: #51cfe1;
$custom-light: #92deea;
$custom-dark: #000000;

JSON

{
  "hex": "#51cfe1",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 225
  },
  "hsl": {
    "h": 187.5,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.79188,
    "c": 0.11217,
    "h": 208.4
  },
  "luminance": 0.51811
}

Semantic roles & 50–950 ramp

primary

#51CFE1

secondary

#A04336

accent

#513AED

background

#FCFEFE

surface

#F5FCFD

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #51CFE1

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

Preview Lab → · Contrast checker → · Palette generator →