#4758CB#4758CB

#4758CB is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.3% C 0.178 H 272.2°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#4758CB
RGB	rgb(71, 88, 203)
HSL	hsl(232, 56%, 54%)
HSV	hsv(232, 65%, 80%)
CMYK	cmyk(65%, 56.7%, 0%, 20.4%)
CIE-LAB	lab(42.20, 30.10, -61.82)
CIE-LCH	lch(42.20, 68.76, 295.96°)
OKLab	oklab(51.34% 0.0068 -0.1778)
OKLCH	oklch(51.34% 0.178 272.2)
XYZ	xyz(16.8641, 12.6293, 58.0373)
Luminance	0.1263 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4758CB #CBBA47

analogous

#479ACB #4758CB #7847CB

triadic

#4758CB #CB4758 #58CB47

tetradic

#4758CB #CB479A #CBBA47 #47CB78

square

#4758CB #CB479A #CBBA47 #47CB78

split-complementary

#4758CB #CB7847 #9ACB47

monochromatic

#212C76 #2F3EA6 #4758CB #7783D8 #A6AFE6

Accessibility & contrast

On white

5.96

#4758CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#4758CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4758CB

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4758CB	#FFFFFF	#000000	##FFFFFF
##4758CB	1.00	5.96	3.53	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACF

Deuteranopia (green-blind)

#005EC9

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4758cb;
/* rgb */ color: rgb(71, 88, 203);
/* oklch */ color: oklch(51.3% 0.178 272.2);

Tailwind

colors: {
  custom: {
    50: '#8887dc',
    500: '#4758cb',
    950: '#000000',
  },
}

SCSS

$custom: #4758cb;
$custom-light: #8887dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4758cb",
  "rgb": {
    "r": 71,
    "g": 88,
    "b": 203
  },
  "hsl": {
    "h": 232.273,
    "s": 55.932,
    "l": 53.725
  },
  "oklch": {
    "l": 0.51341,
    "c": 0.17795,
    "h": 272.2
  },
  "luminance": 0.12631
}

Semantic roles & 50–950 ramp

primary

#4758CB

secondary

#D3CC9B

accent

#CC49DF

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4758CB

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

Preview Lab → · Contrast checker → · Palette generator →