#5370EB#5370EB

#5370EB is a mid, vivid blue. Relative luminance 0.194; OKLCH L 59.0% C 0.188 H 269.8°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#5370EB
RGB	rgb(83, 112, 235)
HSL	hsl(229, 79%, 62%)
HSV	hsv(229, 65%, 92%)
CMYK	cmyk(64.7%, 52.3%, 0%, 7.8%)
CIE-LAB	lab(51.18, 28.00, -65.43)
CIE-LCH	lch(51.18, 71.17, 293.17°)
OKLab	oklab(58.96% -0.0007 -0.1879)
OKLCH	oklch(58.96% 0.188 269.8)
XYZ	xyz(24.3518, 19.4233, 81.0469)
Luminance	0.1943 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5370EB #EBCE53

analogous

#53BCEB #5370EB #8253EB

triadic

#5370EB #EB5370 #70EB53

tetradic

#5370EB #EB53BC #EBCE53 #53EB82

square

#5370EB #EB53BC #EBCE53 #53EB82

split-complementary

#5370EB #EB8253 #BCEB53

monochromatic

#1432AF #1C42E5 #5370EB #8A9EF1 #C1CBF8

Accessibility & contrast

On white

4.30

#5370EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#5370EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5370EB

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5370EB	#FFFFFF	#000000	##000000
##5370EB	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F81EF

Deuteranopia (green-blind)

#0073E8

Tritanopia (blue-blind)

#008DA3

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5370eb;
/* rgb */ color: rgb(83, 112, 235);
/* oklch */ color: oklch(59.0% 0.188 269.8);

Tailwind

colors: {
  custom: {
    50: '#9298f2',
    500: '#5370eb',
    950: '#000000',
  },
}

SCSS

$custom: #5370eb;
$custom-light: #9298f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5370eb",
  "rgb": {
    "r": 83,
    "g": 112,
    "b": 235
  },
  "hsl": {
    "h": 228.553,
    "s": 79.167,
    "l": 62.353
  },
  "oklch": {
    "l": 0.58963,
    "c": 0.18789,
    "h": 269.8
  },
  "luminance": 0.19425
}

Semantic roles & 50–950 ramp

primary

#5370EB

secondary

#E9DEB1

accent

#B40ADB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #5370EB

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

Preview Lab → · Contrast checker → · Palette generator →