#4BB5DE#4BB5DE

#4BB5DE is a light, moderate cyan. Relative luminance 0.398; OKLCH L 72.8% C 0.113 H 227.1°. Best body text is #000000 at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#4BB5DE
RGB	rgb(75, 181, 222)
HSL	hsl(197, 69%, 58%)
HSV	hsv(197, 66%, 87%)
CMYK	cmyk(66.2%, 18.5%, 0%, 12.9%)
CIE-LAB	lab(69.34, -17.82, -29.54)
CIE-LCH	lch(69.34, 34.50, 238.91°)
OKLab	oklab(72.82% -0.0768 -0.0826)
OKLCH	oklch(72.82% 0.113 227.1)
XYZ	xyz(32.6051, 39.8140, 75.0596)
Luminance	0.3982 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB5DE #DE744B

analogous

#4BDEBE #4BB5DE #4B6BDE

triadic

#4BB5DE #DE4BB5 #B5DE4B

tetradic

#4BB5DE #BE4BDE #DE744B #6BDE4B

square

#4BB5DE #BE4BDE #DE744B #6BDE4B

split-complementary

#4BB5DE #DE4B6B #DEBE4B

monochromatic

#1B7294 #259AC7 #4BB5DE #7FCAE7 #B2E0F1

Accessibility & contrast

On white

2.34

#4BB5DE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.96

#4BB5DE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB5DE

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB5DE	#FFFFFF	#000000	##000000
##4BB5DE	1.00	2.34	8.96	8.96
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.96	21.00	1.00	1.00
##000000	8.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB2E0

Deuteranopia (green-blind)

#8BA3DD

Tritanopia (blue-blind)

#00C1C2

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #4bb5de;
/* rgb */ color: rgb(75, 181, 222);
/* oklch */ color: oklch(72.8% 0.113 227.1);

Tailwind

colors: {
  custom: {
    50: '#8dcbe8',
    500: '#4bb5de',
    950: '#000000',
  },
}

SCSS

$custom: #4bb5de;
$custom-light: #8dcbe8;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb5de",
  "rgb": {
    "r": 75,
    "g": 181,
    "b": 222
  },
  "hsl": {
    "h": 196.735,
    "s": 69.014,
    "l": 58.235
  },
  "oklch": {
    "l": 0.72824,
    "c": 0.11278,
    "h": 227.1
  },
  "luminance": 0.39818
}

Semantic roles & 50–950 ramp

primary

#4BB5DE

secondary

#E0B5A5

accent

#6D3CEC

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #4BB5DE

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

Preview Lab → · Contrast checker → · Palette generator →