#4CB5DF#4CB5DF

#4CB5DF is a light, moderate cyan. Relative luminance 0.399; OKLCH L 72.9% C 0.113 H 227.9°. Best body text is #000000 at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#4CB5DF
RGB	rgb(76, 181, 223)
HSL	hsl(197, 70%, 59%)
HSV	hsv(197, 66%, 87%)
CMYK	cmyk(65.9%, 18.8%, 0%, 12.5%)
CIE-LAB	lab(69.40, -17.35, -29.98)
CIE-LCH	lch(69.40, 34.64, 239.95°)
OKLab	oklab(72.9% -0.0758 -0.0839)
OKLCH	oklch(72.9% 0.113 227.9)
XYZ	xyz(32.8183, 39.9084, 75.7712)
Luminance	0.3991 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4CB5DF #DF764C

analogous

#4CDFBF #4CB5DF #4C6BDF

triadic

#4CB5DF #DF4CB5 #B5DF4C

tetradic

#4CB5DF #BF4CDF #DF764C #6BDF4C

square

#4CB5DF #BF4CDF #DF764C #6BDF4C

split-complementary

#4CB5DF #DF4C6B #DFBF4C

monochromatic

#1B7396 #249ACA #4CB5DF #80CAE8 #B4E0F2

Accessibility & contrast

On white

2.34

#4CB5DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.98

#4CB5DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4CB5DF

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4CB5DF	#FFFFFF	#000000	##000000
##4CB5DF	1.00	2.34	8.98	8.98
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.98	21.00	1.00	1.00
##000000	8.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB2E1

Deuteranopia (green-blind)

#8AA3DE

Tritanopia (blue-blind)

#00C1C3

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #4cb5df;
/* rgb */ color: rgb(76, 181, 223);
/* oklch */ color: oklch(72.9% 0.113 227.9);

Tailwind

colors: {
  custom: {
    50: '#8ecbe9',
    500: '#4cb5df',
    950: '#000000',
  },
}

SCSS

$custom: #4cb5df;
$custom-light: #8ecbe9;
$custom-dark: #000000;

JSON

{
  "hex": "#4cb5df",
  "rgb": {
    "r": 76,
    "g": 181,
    "b": 223
  },
  "hsl": {
    "h": 197.143,
    "s": 69.668,
    "l": 58.627
  },
  "oklch": {
    "l": 0.72899,
    "c": 0.11309,
    "h": 227.9
  },
  "luminance": 0.39912
}

Semantic roles & 50–950 ramp

primary

#4CB5DF

secondary

#E0B7A6

accent

#6E3BEC

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4CB5DF

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

Preview Lab → · Contrast checker → · Palette generator →