#4CB5E3#4CB5E3

#4CB5E3 is a light, moderate cyan. Relative luminance 0.401; OKLCH L 73.1% C 0.116 H 230.2°. Best body text is #000000 at 9.03:1 contrast (WCAG AA passes).

Color values

HEX	#4CB5E3
RGB	rgb(76, 181, 227)
HSL	hsl(198, 73%, 59%)
HSV	hsv(198, 67%, 89%)
CMYK	cmyk(66.5%, 20.3%, 0%, 11%)
CIE-LAB	lab(69.56, -16.08, -31.93)
CIE-LCH	lch(69.56, 35.75, 243.27°)
OKLab	oklab(73.07% -0.0744 -0.0894)
OKLCH	oklch(73.07% 0.116 230.2)
XYZ	xyz(33.3640, 40.1267, 78.6450)
Luminance	0.4013 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4CB5E3 #E37A4C

analogous

#4CE3C6 #4CB5E3 #4C6AE3

triadic

#4CB5E3 #E34CB5 #B5E34C

tetradic

#4CB5E3 #C64CE3 #E37A4C #6AE34C

square

#4CB5E3 #C64CE3 #E37A4C #6AE34C

split-complementary

#4CB5E3 #E34C6A #E3C64C

monochromatic

#18749C #219BD1 #4CB5E3 #81CBEB #B6E1F4

Accessibility & contrast

On white

2.33

#4CB5E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.03

#4CB5E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4CB5E3

9.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4CB5E3	#FFFFFF	#000000	##000000
##4CB5E3	1.00	2.33	9.03	9.03
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.03	21.00	1.00	1.00
##000000	9.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EB2E5

Deuteranopia (green-blind)

#89A3E2

Tritanopia (blue-blind)

#00C2C4

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #4cb5e3;
/* rgb */ color: rgb(76, 181, 227);
/* oklch */ color: oklch(73.1% 0.116 230.2);

Tailwind

colors: {
  custom: {
    50: '#8ecbec',
    500: '#4cb5e3',
    950: '#000000',
  },
}

SCSS

$custom: #4cb5e3;
$custom-light: #8ecbec;
$custom-dark: #000000;

JSON

{
  "hex": "#4cb5e3",
  "rgb": {
    "r": 76,
    "g": 181,
    "b": 227
  },
  "hsl": {
    "h": 198.278,
    "s": 72.947,
    "l": 59.412
  },
  "oklch": {
    "l": 0.73074,
    "c": 0.11636,
    "h": 230.2
  },
  "luminance": 0.4013
}

Semantic roles & 50–950 ramp

primary

#4CB5E3

secondary

#E3BAA8

accent

#7038F0

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4CB5E3

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

Preview Lab → · Contrast checker → · Palette generator →