#537EC2#537EC2

#537EC2 is a mid, moderate blue. Relative luminance 0.207; OKLCH L 59.3% C 0.115 H 259.2°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#537EC2
RGB	rgb(83, 126, 194)
HSL	hsl(217, 48%, 54%)
HSV	hsv(217, 57%, 76%)
CMYK	cmyk(57.2%, 35.1%, 0%, 23.9%)
CIE-LAB	lab(52.57, 5.57, -40.01)
CIE-LCH	lch(52.57, 40.40, 277.93°)
OKLab	oklab(59.26% -0.0215 -0.1131)
OKLCH	oklch(59.26% 0.115 259.2)
XYZ	xyz(20.7624, 20.6540, 53.9210)
Luminance	0.2066 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537EC2 #C29753

analogous

#53B5C2 #537EC2 #6053C2

triadic

#537EC2 #C2537E #7EC253

tetradic

#537EC2 #C253B5 #C29753 #53C260

square

#537EC2 #C253B5 #C29753 #53C260

split-complementary

#537EC2 #C26053 #B5C253

monochromatic

#284572 #38609F #537EC2 #80A0D2 #ADC2E2

Accessibility & contrast

On white

4.09

#537EC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#537EC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537EC2

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537EC2	#FFFFFF	#000000	##000000
##537EC2	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6283C5

Deuteranopia (green-blind)

#5479C1

Tritanopia (blue-blind)

#008D97

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #537ec2;
/* rgb */ color: rgb(83, 126, 194);
/* oklch */ color: oklch(59.3% 0.115 259.2);

Tailwind

colors: {
  custom: {
    50: '#8ca3d5',
    500: '#537ec2',
    950: '#000000',
  },
}

SCSS

$custom: #537ec2;
$custom-light: #8ca3d5;
$custom-dark: #000000;

JSON

{
  "hex": "#537ec2",
  "rgb": {
    "r": 83,
    "g": 126,
    "b": 194
  },
  "hsl": {
    "h": 216.757,
    "s": 47.639,
    "l": 54.314
  },
  "oklch": {
    "l": 0.59262,
    "c": 0.11515,
    "h": 259.2
  },
  "luminance": 0.20656
}

Semantic roles & 50–950 ramp

primary

#537EC2

secondary

#D0BEA1

accent

#A351D7

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0F14

muted

#7E7E83

Preview Lab

Preview with #537EC2

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

Preview Lab → · Contrast checker → · Palette generator →