#5370D2#5370D2

#5370D2 is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.3% C 0.154 H 268.8°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#5370D2
RGB	rgb(83, 112, 210)
HSL	hsl(226, 59%, 57%)
HSV	hsv(226, 60%, 82%)
CMYK	cmyk(60.5%, 46.7%, 0%, 17.6%)
CIE-LAB	lab(49.59, 19.50, -53.87)
CIE-LCH	lch(49.59, 57.29, 289.90°)
OKLab	oklab(57.25% -0.0033 -0.1539)
OKLCH	oklch(57.25% 0.154 268.8)
XYZ	xyz(20.9904, 18.0787, 63.3437)
Luminance	0.1808 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5370D2 #D2B553

analogous

#53B0D2 #5370D2 #7553D2

triadic

#5370D2 #D25370 #70D253

tetradic

#5370D2 #D253B0 #D2B553 #53D275

square

#5370D2 #D253B0 #D2B553 #53D275

split-complementary

#5370D2 #D27553 #B0D253

monochromatic

#233A87 #304FB8 #5370D2 #8498DF #B4C1EB

Accessibility & contrast

On white

4.55

#5370D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#5370D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5370D2

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5370D2	#FFFFFF	#000000	##000000
##5370D2	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#407CD6

Deuteranopia (green-blind)

#2B71D0

Tritanopia (blue-blind)

#008697

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5370d2;
/* rgb */ color: rgb(83, 112, 210);
/* oklch */ color: oklch(57.3% 0.154 268.8);

Tailwind

colors: {
  custom: {
    50: '#8e98e0',
    500: '#5370d2',
    950: '#000000',
  },
}

SCSS

$custom: #5370d2;
$custom-light: #8e98e0;
$custom-dark: #000000;

JSON

{
  "hex": "#5370d2",
  "rgb": {
    "r": 83,
    "g": 112,
    "b": 210
  },
  "hsl": {
    "h": 226.299,
    "s": 58.525,
    "l": 57.451
  },
  "oklch": {
    "l": 0.57251,
    "c": 0.15392,
    "h": 268.8
  },
  "luminance": 0.1808
}

Semantic roles & 50–950 ramp

primary

#5370D2

secondary

#DACEA7

accent

#BE46E2

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #5370D2

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

Preview Lab → · Contrast checker → · Palette generator →