#537FC2#537FC2

#537FC2 is a mid, moderate blue. Relative luminance 0.209; OKLCH L 59.5% C 0.114 H 258.6°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#537FC2
RGB	rgb(83, 127, 194)
HSL	hsl(216, 48%, 54%)
HSV	hsv(216, 57%, 76%)
CMYK	cmyk(57.2%, 34.5%, 0%, 23.9%)
CIE-LAB	lab(52.85, 4.97, -39.56)
CIE-LCH	lch(52.85, 39.88, 277.16°)
OKLab	oklab(59.48% -0.0226 -0.1118)
OKLCH	oklch(59.48% 0.114 258.6)
XYZ	xyz(20.8909, 20.9111, 53.9638)
Luminance	0.2091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537FC2 #C29653

analogous

#53B7C2 #537FC2 #5F53C2

triadic

#537FC2 #C2537F #7FC253

tetradic

#537FC2 #C253B7 #C29653 #53C25F

square

#537FC2 #C253B7 #C29653 #53C25F

split-complementary

#537FC2 #C25F53 #B7C253

monochromatic

#284672 #38619F #537FC2 #80A1D2 #ADC2E2

Accessibility & contrast

On white

4.05

#537FC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#537FC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537FC2

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537FC2	#FFFFFF	#000000	##000000
##537FC2	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6384C5

Deuteranopia (green-blind)

#5579C1

Tritanopia (blue-blind)

#008E97

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #537fc2;
/* rgb */ color: rgb(83, 127, 194);
/* oklch */ color: oklch(59.5% 0.114 258.6);

Tailwind

colors: {
  custom: {
    50: '#8ca3d5',
    500: '#537fc2',
    950: '#000000',
  },
}

SCSS

$custom: #537fc2;
$custom-light: #8ca3d5;
$custom-dark: #000000;

JSON

{
  "hex": "#537fc2",
  "rgb": {
    "r": 83,
    "g": 127,
    "b": 194
  },
  "hsl": {
    "h": 216.216,
    "s": 47.639,
    "l": 54.314
  },
  "oklch": {
    "l": 0.59482,
    "c": 0.11408,
    "h": 258.6
  },
  "luminance": 0.20913
}

Semantic roles & 50–950 ramp

primary

#537FC2

secondary

#D0BDA1

accent

#A251D7

background

#F9FAFD

surface

#F1F3FA

border

#CBCDD3

text

#0D0F14

muted

#7E7F83

Preview Lab

Preview with #537FC2

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

Preview Lab → · Contrast checker → · Palette generator →