#4B9BCC#4B9BCC

#4B9BCC is a light, moderate cyan. Relative luminance 0.293; OKLCH L 66.0% C 0.107 H 238.3°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#4B9BCC
RGB	rgb(75, 155, 204)
HSL	hsl(203, 56%, 55%)
HSV	hsv(203, 63%, 80%)
CMYK	cmyk(63.2%, 24%, 0%, 20%)
CIE-LAB	lab(61.04, -9.52, -32.43)
CIE-LCH	lch(61.04, 33.79, 253.64°)
OKLab	oklab(65.98% -0.0563 -0.091)
OKLCH	oklch(65.98% 0.107 238.3)
XYZ	xyz(25.5179, 29.2956, 61.4248)
Luminance	0.2930 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B9BCC #CC7C4B

analogous

#4BCCBD #4B9BCC #4B5ACC

triadic

#4B9BCC #CC4B9B #9BCC4B

tetradic

#4B9BCC #BD4BCC #CC7C4B #5ACC4B

square

#4B9BCC #BD4BCC #CC7C4B #5ACC4B

split-complementary

#4B9BCC #CC4B5A #CCBD4B

monochromatic

#23597A #307CAA #4B9BCC #7BB5DA #AAD0E7

Accessibility & contrast

On white

3.06

#4B9BCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#4B9BCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B9BCC

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B9BCC	#FFFFFF	#000000	##000000
##4B9BCC	1.00	3.06	6.86	6.86
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.86	21.00	1.00	1.00
##000000	6.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#849BCE

Deuteranopia (green-blind)

#738ECB

Tritanopia (blue-blind)

#00A7AC

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #4b9bcc;
/* rgb */ color: rgb(75, 155, 204);
/* oklch */ color: oklch(66.0% 0.107 238.3);

Tailwind

colors: {
  custom: {
    50: '#89b8db',
    500: '#4b9bcc',
    950: '#000000',
  },
}

SCSS

$custom: #4b9bcc;
$custom-light: #89b8db;
$custom-dark: #000000;

JSON

{
  "hex": "#4b9bcc",
  "rgb": {
    "r": 75,
    "g": 155,
    "b": 204
  },
  "hsl": {
    "h": 202.791,
    "s": 55.844,
    "l": 54.706
  },
  "oklch": {
    "l": 0.65981,
    "c": 0.10702,
    "h": 238.3
  },
  "luminance": 0.29298
}

Semantic roles & 50–950 ramp

primary

#4B9BCC

secondary

#D5B39E

accent

#8249DF

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #4B9BCC

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

Preview Lab → · Contrast checker → · Palette generator →