#5374CB#5374CB

#5374CB is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.6% C 0.139 H 266.5°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#5374CB
RGB	rgb(83, 116, 203)
HSL	hsl(224, 54%, 56%)
HSV	hsv(224, 59%, 80%)
CMYK	cmyk(59.1%, 42.9%, 0%, 20.4%)
CIE-LAB	lab(50.26, 14.67, -48.81)
CIE-LCH	lch(50.26, 50.96, 286.73°)
OKLab	oklab(57.63% -0.0086 -0.139)
OKLCH	oklch(57.63% 0.139 266.5)
XYZ	xyz(20.5885, 18.6399, 59.0012)
Luminance	0.1864 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5374CB #CBAA53

analogous

#53B0CB #5374CB #6E53CB

triadic

#5374CB #CB5374 #74CB53

tetradic

#5374CB #CB53B0 #CBAA53 #53CB6E

square

#5374CB #CB53B0 #CBAA53 #53CB6E

split-complementary

#5374CB #CB6E53 #B0CB53

monochromatic

#263E7E #3455AD #5374CB #829AD9 #B1C0E7

Accessibility & contrast

On white

4.44

#5374CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#5374CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5374CB

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5374CB	#FFFFFF	#000000	##000000
##5374CB	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D7DCE

Deuteranopia (green-blind)

#3D73C9

Tritanopia (blue-blind)

#008795

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5374cb;
/* rgb */ color: rgb(83, 116, 203);
/* oklch */ color: oklch(57.6% 0.139 266.5);

Tailwind

colors: {
  custom: {
    50: '#8d9bdb',
    500: '#5374cb',
    950: '#000000',
  },
}

SCSS

$custom: #5374cb;
$custom-light: #8d9bdb;
$custom-dark: #000000;

JSON

{
  "hex": "#5374cb",
  "rgb": {
    "r": 83,
    "g": 116,
    "b": 203
  },
  "hsl": {
    "h": 223.5,
    "s": 53.571,
    "l": 56.078
  },
  "oklch": {
    "l": 0.57634,
    "c": 0.13923,
    "h": 266.5
  },
  "luminance": 0.18642
}

Semantic roles & 50–950 ramp

primary

#5374CB

secondary

#D6C8A4

accent

#B54BDD

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5374CB

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

Preview Lab → · Contrast checker → · Palette generator →