#537EEA#537EEA

#537EEA is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.7% C 0.170 H 265.4°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#537EEA
RGB	rgb(83, 126, 234)
HSL	hsl(223, 78%, 62%)
HSV	hsv(223, 65%, 92%)
CMYK	cmyk(64.5%, 46.2%, 0%, 8.2%)
CIE-LAB	lab(54.76, 19.05, -59.10)
CIE-LCH	lch(54.76, 62.10, 287.86°)
OKLab	oklab(61.67% -0.0136 -0.1691)
OKLCH	oklch(61.67% 0.17 265.4)
XYZ	xyz(25.8743, 22.6988, 80.8437)
Luminance	0.2270 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537EEA #EABF53

analogous

#53C9EA #537EEA #7453EA

triadic

#537EEA #EA537E #7EEA53

tetradic

#537EEA #EA53C9 #EABF53 #53EA74

square

#537EEA #EA53C9 #EABF53 #53EA74

split-complementary

#537EEA #EA7453 #C9EA53

monochromatic

#1541AD #1C55E3 #537EEA #8AA7F1 #C0D0F7

Accessibility & contrast

On white

3.79

#537EEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#537EEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537EEA

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537EEA	#FFFFFF	#000000	##000000
##537EEA	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#488AEE

Deuteranopia (green-blind)

#2B7DE8

Tritanopia (blue-blind)

#0097A9

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #537eea;
/* rgb */ color: rgb(83, 126, 234);
/* oklch */ color: oklch(61.7% 0.170 265.4);

Tailwind

colors: {
  custom: {
    50: '#92a2f1',
    500: '#537eea',
    950: '#000000',
  },
}

SCSS

$custom: #537eea;
$custom-light: #92a2f1;
$custom-dark: #000000;

JSON

{
  "hex": "#537eea",
  "rgb": {
    "r": 83,
    "g": 126,
    "b": 234
  },
  "hsl": {
    "h": 222.914,
    "s": 78.238,
    "l": 62.157
  },
  "oklch": {
    "l": 0.61665,
    "c": 0.16963,
    "h": 265.4
  },
  "luminance": 0.22701
}

Semantic roles & 50–950 ramp

primary

#537EEA

secondary

#E8D8B1

accent

#9F0BDB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0F17

muted

#7E7E85

Preview Lab

Preview with #537EEA

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

Preview Lab → · Contrast checker → · Palette generator →