#537DC2#537DC2

#537DC2 is a mid, moderate blue. Relative luminance 0.204; OKLCH L 59.0% C 0.116 H 259.9°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#537DC2
RGB	rgb(83, 125, 194)
HSL	hsl(217, 48%, 54%)
HSV	hsv(217, 57%, 76%)
CMYK	cmyk(57.2%, 35.6%, 0%, 23.9%)
CIE-LAB	lab(52.29, 6.17, -40.46)
CIE-LCH	lch(52.29, 40.92, 278.68°)
OKLab	oklab(59.04% -0.0204 -0.1144)
OKLCH	oklch(59.04% 0.116 259.9)
XYZ	xyz(20.6351, 20.3996, 53.8786)
Luminance	0.2040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537DC2 #C29853

analogous

#53B5C2 #537DC2 #6153C2

triadic

#537DC2 #C2537D #7DC253

tetradic

#537DC2 #C253B5 #C29853 #53C261

square

#537DC2 #C253B5 #C29853 #53C261

split-complementary

#537DC2 #C26153 #B5C253

monochromatic

#284472 #385F9F #537DC2 #809FD2 #ADC1E2

Accessibility & contrast

On white

4.13

#537DC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#537DC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537DC2

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537DC2	#FFFFFF	#000000	##000000
##537DC2	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6182C5

Deuteranopia (green-blind)

#5278C1

Tritanopia (blue-blind)

#008C96

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #537dc2;
/* rgb */ color: rgb(83, 125, 194);
/* oklch */ color: oklch(59.0% 0.116 259.9);

Tailwind

colors: {
  custom: {
    50: '#8ca2d5',
    500: '#537dc2',
    950: '#000000',
  },
}

SCSS

$custom: #537dc2;
$custom-light: #8ca2d5;
$custom-dark: #000000;

JSON

{
  "hex": "#537dc2",
  "rgb": {
    "r": 83,
    "g": 125,
    "b": 194
  },
  "hsl": {
    "h": 217.297,
    "s": 47.639,
    "l": 54.314
  },
  "oklch": {
    "l": 0.59042,
    "c": 0.11623,
    "h": 259.9
  },
  "luminance": 0.20401
}

Semantic roles & 50–950 ramp

primary

#537DC2

secondary

#D0BEA1

accent

#A451D7

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0F14

muted

#7E7E83

Preview Lab

Preview with #537DC2

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

Preview Lab → · Contrast checker → · Palette generator →