#4B89CB#4B89CB

#4B89CB is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.8% C 0.119 H 251.6°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#4B89CB
RGB	rgb(75, 137, 203)
HSL	hsl(211, 55%, 55%)
HSV	hsv(211, 63%, 80%)
CMYK	cmyk(63.1%, 32.5%, 0%, 20.4%)
CIE-LAB	lab(55.78, 0.46, -40.09)
CIE-LCH	lch(55.78, 40.09, 270.65°)
OKLab	oklab(61.82% -0.0377 -0.1134)
OKLCH	oklch(61.82% 0.119 251.6)
XYZ	xyz(22.6229, 23.6968, 59.8701)
Luminance	0.2370 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B89CB #CB8D4B

analogous

#4BC9CB #4B89CB #4D4BCB

triadic

#4B89CB #CB4B89 #89CB4B

tetradic

#4B89CB #CB4BC9 #CB8D4B #4BCB4D

square

#4B89CB #CB4BC9 #CB8D4B #4BCB4D

split-complementary

#4B89CB #CB4D4B #C9CB4B

monochromatic

#234C79 #316BA8 #4B89CB #7AA8D9 #AAC7E6

Accessibility & contrast

On white

3.66

#4B89CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#4B89CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B89CB

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B89CB	#FFFFFF	#000000	##000000
##4B89CB	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D8CCE

Deuteranopia (green-blind)

#5B80CA

Tritanopia (blue-blind)

#0098A1

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4b89cb;
/* rgb */ color: rgb(75, 137, 203);
/* oklch */ color: oklch(61.8% 0.119 251.6);

Tailwind

colors: {
  custom: {
    50: '#89abdb',
    500: '#4b89cb',
    950: '#000000',
  },
}

SCSS

$custom: #4b89cb;
$custom-light: #89abdb;
$custom-dark: #000000;

JSON

{
  "hex": "#4b89cb",
  "rgb": {
    "r": 75,
    "g": 137,
    "b": 203
  },
  "hsl": {
    "h": 210.938,
    "s": 55.172,
    "l": 54.51
  },
  "oklch": {
    "l": 0.61818,
    "c": 0.11945,
    "h": 251.6
  },
  "luminance": 0.23699
}

Semantic roles & 50–950 ramp

primary

#4B89CB

secondary

#D4BA9E

accent

#9649DF

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0D1015

muted

#7D7F83

Preview Lab

Preview with #4B89CB

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

Preview Lab → · Contrast checker → · Palette generator →