#4759CB#4759CB

#4759CB is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.5% C 0.177 H 271.9°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#4759CB
RGB	rgb(71, 89, 203)
HSL	hsl(232, 56%, 54%)
HSV	hsv(232, 65%, 80%)
CMYK	cmyk(65%, 56.2%, 0%, 20.4%)
CIE-LAB	lab(42.45, 29.47, -61.41)
CIE-LCH	lch(42.45, 68.11, 295.64°)
OKLab	oklab(51.53% 0.0059 -0.1766)
OKLCH	oklch(51.53% 0.177 271.9)
XYZ	xyz(16.9468, 12.7946, 58.0649)
Luminance	0.1280 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4759CB #CBB947

analogous

#479BCB #4759CB #7747CB

triadic

#4759CB #CB4759 #59CB47

tetradic

#4759CB #CB479B #CBB947 #47CB77

square

#4759CB #CB479B #CBB947 #47CB77

split-complementary

#4759CB #CB7747 #9BCB47

monochromatic

#212D76 #2F3FA6 #4759CB #7784D8 #A6AFE6

Accessibility & contrast

On white

5.90

#4759CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#4759CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4759CB

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4759CB	#FFFFFF	#000000	##FFFFFF
##4759CB	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	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: #4759cb;
/* rgb */ color: rgb(71, 89, 203);
/* oklch */ color: oklch(51.5% 0.177 271.9);

Tailwind

colors: {
  custom: {
    50: '#8887dc',
    500: '#4759cb',
    950: '#000000',
  },
}

SCSS

$custom: #4759cb;
$custom-light: #8887dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4759cb",
  "rgb": {
    "r": 71,
    "g": 89,
    "b": 203
  },
  "hsl": {
    "h": 231.818,
    "s": 55.932,
    "l": 53.725
  },
  "oklch": {
    "l": 0.5153,
    "c": 0.17671,
    "h": 271.9
  },
  "luminance": 0.12796
}

Semantic roles & 50–950 ramp

primary

#4759CB

secondary

#D3CB9B

accent

#CB49DF

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4759CB

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

Preview Lab → · Contrast checker → · Palette generator →