#537CFC#537CFC

#537CFC is a light, vivid blue. Relative luminance 0.233; OKLCH L 62.5% C 0.196 H 267.2°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#537CFC
RGB	rgb(83, 124, 252)
HSL	hsl(225, 97%, 66%)
HSV	hsv(225, 67%, 99%)
CMYK	cmyk(67.1%, 50.8%, 0%, 1.2%)
CIE-LAB	lab(55.36, 26.45, -68.13)
CIE-LCH	lch(55.36, 73.08, 291.22°)
OKLab	oklab(62.48% -0.0097 -0.1957)
OKLCH	oklch(62.48% 0.196 267.2)
XYZ	xyz(28.3395, 23.2798, 95.0765)
Luminance	0.2328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537CFC #FCD353

analogous

#53D0FC #537CFC #7E53FC

triadic

#537CFC #FC537C #7CFC53

tetradic

#537CFC #FC53D0 #FCD353 #53FC7E

square

#537CFC #FC53D0 #FCD353 #53FC7E

split-complementary

#537CFC #FC7E53 #D0FC53

monochromatic

#0435D1 #174EFB #537CFC #8FAAFD #CBD8FE

Accessibility & contrast

On white

3.71

#537CFC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#537CFC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537CFC

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537CFC	#FFFFFF	#000000	##000000
##537CFC	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D8DFF

Deuteranopia (green-blind)

#007DF9

Tritanopia (blue-blind)

#009AB0

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #537cfc;
/* rgb */ color: rgb(83, 124, 252);
/* oklch */ color: oklch(62.5% 0.196 267.2);

Tailwind

colors: {
  custom: {
    50: '#95a1fe',
    500: '#537cfc',
    950: '#000000',
  },
}

SCSS

$custom: #537cfc;
$custom-light: #95a1fe;
$custom-dark: #000000;

JSON

{
  "hex": "#537cfc",
  "rgb": {
    "r": 83,
    "g": 124,
    "b": 252
  },
  "hsl": {
    "h": 225.444,
    "s": 96.571,
    "l": 65.686
  },
  "oklch": {
    "l": 0.6248,
    "c": 0.19591,
    "h": 267.2
  },
  "luminance": 0.23283
}

Semantic roles & 50–950 ramp

primary

#537CFC

secondary

#F2E4B9

accent

#AE00E6

background

#FAF9FF

surface

#F3F2FF

border

#CDCCD7

text

#0F0E18

muted

#7F7E86

Preview Lab

Preview with #537CFC

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

Preview Lab → · Contrast checker → · Palette generator →