#4B8CCB#4B8CCB

#4B8CCB is a light, moderate cyan. Relative luminance 0.246; OKLCH L 62.5% C 0.117 H 249.5°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#4B8CCB
RGB	rgb(75, 140, 203)
HSL	hsl(210, 55%, 55%)
HSV	hsv(210, 63%, 80%)
CMYK	cmyk(63.1%, 31%, 0%, 20.4%)
CIE-LAB	lab(56.65, -1.30, -38.73)
CIE-LCH	lch(56.65, 38.75, 268.08°)
OKLab	oklab(62.5% -0.0408 -0.1094)
OKLCH	oklch(62.5% 0.117 249.5)
XYZ	xyz(23.0553, 24.5616, 60.0142)
Luminance	0.2456 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8CCB #CB8A4B

analogous

#4BCBCA #4B8CCB #4B4CCB

triadic

#4B8CCB #CB4B8C #8CCB4B

tetradic

#4B8CCB #CA4BCB #CB8A4B #4CCB4B

square

#4B8CCB #CA4BCB #CB8A4B #4CCB4B

split-complementary

#4B8CCB #CB4B4C #CBCA4B

monochromatic

#234E79 #316DA8 #4B8CCB #7AAAD9 #AAC9E6

Accessibility & contrast

On white

3.55

#4B8CCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#4B8CCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8CCB

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8CCB	#FFFFFF	#000000	##000000
##4B8CCB	1.00	3.55	5.91	5.91
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#718FCE

Deuteranopia (green-blind)

#5F82CA

Tritanopia (blue-blind)

#009BA2

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4b8ccb;
/* rgb */ color: rgb(75, 140, 203);
/* oklch */ color: oklch(62.5% 0.117 249.5);

Tailwind

colors: {
  custom: {
    50: '#89addb',
    500: '#4b8ccb',
    950: '#000000',
  },
}

SCSS

$custom: #4b8ccb;
$custom-light: #89addb;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8ccb",
  "rgb": {
    "r": 75,
    "g": 140,
    "b": 203
  },
  "hsl": {
    "h": 209.531,
    "s": 55.172,
    "l": 54.51
  },
  "oklch": {
    "l": 0.62496,
    "c": 0.11675,
    "h": 249.5
  },
  "luminance": 0.24564
}

Semantic roles & 50–950 ramp

primary

#4B8CCB

secondary

#D4B89E

accent

#9349DF

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0D1015

muted

#7D7F83

Preview Lab

Preview with #4B8CCB

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

Preview Lab → · Contrast checker → · Palette generator →