#5370CE#5370CE

#5370CE is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.0% C 0.148 H 268.5°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#5370CE
RGB	rgb(83, 112, 206)
HSL	hsl(226, 56%, 57%)
HSV	hsv(226, 60%, 81%)
CMYK	cmyk(59.7%, 45.6%, 0%, 19.2%)
CIE-LAB	lab(49.35, 18.15, -51.97)
CIE-LCH	lch(49.35, 55.05, 289.25°)
OKLab	oklab(56.99% -0.0039 -0.1483)
OKLCH	oklch(56.99% 0.148 268.5)
XYZ	xyz(20.4983, 17.8819, 60.7519)
Luminance	0.1788 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5370CE #CEB153

analogous

#53ADCE #5370CE #7453CE

triadic

#5370CE #CE5370 #70CE53

tetradic

#5370CE #CE53AD #CEB153 #53CE74

square

#5370CE #CE53AD #CEB153 #53CE74

split-complementary

#5370CE #CE7453 #ADCE53

monochromatic

#253B82 #3350B1 #5370CE #8398DC #B2BFE9

Accessibility & contrast

On white

4.59

#5370CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#5370CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5370CE

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5370CE	#FFFFFF	#000000	##FFFFFF
##5370CE	1.00	4.59	4.58	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.58	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#447BD2

Deuteranopia (green-blind)

#3170CC

Tritanopia (blue-blind)

#008595

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5370ce;
/* rgb */ color: rgb(83, 112, 206);
/* oklch */ color: oklch(57.0% 0.148 268.5);

Tailwind

colors: {
  custom: {
    50: '#8e98dd',
    500: '#5370ce',
    950: '#000000',
  },
}

SCSS

$custom: #5370ce;
$custom-light: #8e98dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5370ce",
  "rgb": {
    "r": 83,
    "g": 112,
    "b": 206
  },
  "hsl": {
    "h": 225.854,
    "s": 55.656,
    "l": 56.667
  },
  "oklch": {
    "l": 0.56992,
    "c": 0.14836,
    "h": 268.5
  },
  "luminance": 0.17884
}

Semantic roles & 50–950 ramp

primary

#5370CE

secondary

#D8CCA5

accent

#BC49DF

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #5370CE

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

Preview Lab → · Contrast checker → · Palette generator →