#4BB4DD#4BB4DD

#4BB4DD is a light, moderate cyan. Relative luminance 0.394; OKLCH L 72.5% C 0.112 H 227.3°. Best body text is #000000 at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#4BB4DD
RGB	rgb(75, 180, 221)
HSL	hsl(197, 68%, 58%)
HSV	hsv(197, 66%, 87%)
CMYK	cmyk(66.1%, 18.6%, 0%, 13.3%)
CIE-LAB	lab(69.01, -17.61, -29.50)
CIE-LCH	lch(69.01, 34.36, 239.17°)
OKLab	oklab(72.55% -0.0761 -0.0825)
OKLCH	oklch(72.55% 0.112 227.3)
XYZ	xyz(32.2688, 39.3554, 74.2883)
Luminance	0.3936 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB4DD #DD744B

analogous

#4BDDBD #4BB4DD #4B6BDD

triadic

#4BB4DD #DD4BB4 #B4DD4B

tetradic

#4BB4DD #BD4BDD #DD744B #6BDD4B

square

#4BB4DD #BD4BDD #DD744B #6BDD4B

split-complementary

#4BB4DD #DD4B6B #DDBD4B

monochromatic

#1C7192 #2599C5 #4BB4DD #7EC9E7 #B2DFF0

Accessibility & contrast

On white

2.37

#4BB4DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.87

#4BB4DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB4DD

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB4DD	#FFFFFF	#000000	##000000
##4BB4DD	1.00	2.37	8.87	8.87
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.87	21.00	1.00	1.00
##000000	8.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EB1DF

Deuteranopia (green-blind)

#8AA2DC

Tritanopia (blue-blind)

#00C0C1

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #4bb4dd;
/* rgb */ color: rgb(75, 180, 221);
/* oklch */ color: oklch(72.5% 0.112 227.3);

Tailwind

colors: {
  custom: {
    50: '#8dcae7',
    500: '#4bb4dd',
    950: '#000000',
  },
}

SCSS

$custom: #4bb4dd;
$custom-light: #8dcae7;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb4dd",
  "rgb": {
    "r": 75,
    "g": 180,
    "b": 221
  },
  "hsl": {
    "h": 196.849,
    "s": 68.224,
    "l": 58.039
  },
  "oklch": {
    "l": 0.72549,
    "c": 0.11226,
    "h": 227.3
  },
  "luminance": 0.39359
}

Semantic roles & 50–950 ramp

primary

#4BB4DD

secondary

#DFB5A5

accent

#6E3DEB

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #4BB4DD

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

Preview Lab → · Contrast checker → · Palette generator →