#4991CB#4991CB

#4991CB is a light, moderate cyan. Relative luminance 0.260; OKLCH L 63.6% C 0.114 H 245.3°. Best body text is #000000 at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#4991CB
RGB	rgb(73, 145, 203)
HSL	hsl(207, 56%, 54%)
HSV	hsv(207, 64%, 80%)
CMYK	cmyk(64%, 28.6%, 0%, 20.4%)
CIE-LAB	lab(58.01, -4.55, -36.59)
CIE-LCH	lch(58.01, 36.87, 262.91°)
OKLab	oklab(63.55% -0.0475 -0.1031)
OKLCH	oklch(63.55% 0.114 245.3)
XYZ	xyz(23.6485, 25.9767, 60.2561)
Luminance	0.2598 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4991CB #CB8349

analogous

#49CBC4 #4991CB #4950CB

triadic

#4991CB #CB4991 #91CB49

tetradic

#4991CB #C449CB #CB8349 #50CB49

square

#4991CB #C449CB #CB8349 #50CB49

split-complementary

#4991CB #CB4950 #CBC449

monochromatic

#225177 #3072A7 #4991CB #79AED9 #A8CBE6

Accessibility & contrast

On white

3.39

#4991CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.20

#4991CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4991CB

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4991CB	#FFFFFF	#000000	##000000
##4991CB	1.00	3.39	6.20	6.20
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.20	21.00	1.00	1.00
##000000	6.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7792CE

Deuteranopia (green-blind)

#6686CA

Tritanopia (blue-blind)

#009FA5

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4991cb;
/* rgb */ color: rgb(73, 145, 203);
/* oklch */ color: oklch(63.6% 0.114 245.3);

Tailwind

colors: {
  custom: {
    50: '#88b1db',
    500: '#4991cb',
    950: '#000000',
  },
}

SCSS

$custom: #4991cb;
$custom-light: #88b1db;
$custom-dark: #000000;

JSON

{
  "hex": "#4991cb",
  "rgb": {
    "r": 73,
    "g": 145,
    "b": 203
  },
  "hsl": {
    "h": 206.769,
    "s": 55.556,
    "l": 54.118
  },
  "oklch": {
    "l": 0.63552,
    "c": 0.11356,
    "h": 245.3
  },
  "luminance": 0.25979
}

Semantic roles & 50–950 ramp

primary

#4991CB

secondary

#D4B59C

accent

#8C49DF

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4991CB

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

Preview Lab → · Contrast checker → · Palette generator →