#5374CF#5374CF

#5374CF is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.9% C 0.145 H 266.9°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#5374CF
RGB	rgb(83, 116, 207)
HSL	hsl(224, 56%, 57%)
HSV	hsv(224, 60%, 81%)
CMYK	cmyk(59.9%, 44%, 0%, 18.8%)
CIE-LAB	lab(50.49, 16.01, -50.72)
CIE-LCH	lch(50.49, 53.19, 287.52°)
OKLab	oklab(57.88% -0.0079 -0.1446)
OKLCH	oklch(57.88% 0.145 266.9)
XYZ	xyz(21.0713, 18.8330, 61.5441)
Luminance	0.1883 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5374CF #CFAE53

analogous

#53B2CF #5374CF #7053CF

triadic

#5374CF #CF5374 #74CF53

tetradic

#5374CF #CF53B2 #CFAE53 #53CF70

square

#5374CF #CF53B2 #CFAE53 #53CF70

split-complementary

#5374CF #CF7053 #B2CF53

monochromatic

#253E83 #3254B3 #5374CF #839BDC #B3C1EA

Accessibility & contrast

On white

4.41

#5374CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#5374CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5374CF

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5374CF	#FFFFFF	#000000	##000000
##5374CF	1.00	4.41	4.77	4.77
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A7ED2

Deuteranopia (green-blind)

#3873CD

Tritanopia (blue-blind)

#008897

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5374cf;
/* rgb */ color: rgb(83, 116, 207);
/* oklch */ color: oklch(57.9% 0.145 266.9);

Tailwind

colors: {
  custom: {
    50: '#8e9bde',
    500: '#5374cf',
    950: '#000000',
  },
}

SCSS

$custom: #5374cf;
$custom-light: #8e9bde;
$custom-dark: #000000;

JSON

{
  "hex": "#5374cf",
  "rgb": {
    "r": 83,
    "g": 116,
    "b": 207
  },
  "hsl": {
    "h": 224.032,
    "s": 56.364,
    "l": 56.863
  },
  "oklch": {
    "l": 0.57883,
    "c": 0.14481,
    "h": 266.9
  },
  "luminance": 0.18835
}

Semantic roles & 50–950 ramp

primary

#5374CF

secondary

#D8CBA6

accent

#B748E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5374CF

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

Preview Lab → · Contrast checker → · Palette generator →