#5371E7#5371E7

#5371E7 is a mid, vivid blue. Relative luminance 0.194; OKLCH L 58.9% C 0.181 H 269.4°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#5371E7
RGB	rgb(83, 113, 231)
HSL	hsl(228, 76%, 62%)
HSV	hsv(228, 64%, 91%)
CMYK	cmyk(64.1%, 51.1%, 0%, 9.4%)
CIE-LAB	lab(51.17, 26.02, -63.20)
CIE-LCH	lch(51.17, 68.35, 292.38°)
OKLab	oklab(58.87% -0.0019 -0.1813)
OKLCH	oklch(58.87% 0.181 269.4)
XYZ	xyz(23.8913, 19.4166, 78.0745)
Luminance	0.1942 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5371E7 #E7C953

analogous

#53BBE7 #5371E7 #7F53E7

triadic

#5371E7 #E75371 #71E753

tetradic

#5371E7 #E753BB #E7C953 #53E77F

square

#5371E7 #E753BB #E7C953 #53E77F

split-complementary

#5371E7 #E77F53 #BBE753

monochromatic

#1735A8 #1F46DE #5371E7 #899DEE #BECAF6

Accessibility & contrast

On white

4.30

#5371E7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#5371E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5371E7

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5371E7	#FFFFFF	#000000	##000000
##5371E7	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A81EB

Deuteranopia (green-blind)

#0074E5

Tritanopia (blue-blind)

#008DA1

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5371e7;
/* rgb */ color: rgb(83, 113, 231);
/* oklch */ color: oklch(58.9% 0.181 269.4);

Tailwind

colors: {
  custom: {
    50: '#9299ef',
    500: '#5371e7',
    950: '#000000',
  },
}

SCSS

$custom: #5371e7;
$custom-light: #9299ef;
$custom-dark: #000000;

JSON

{
  "hex": "#5371e7",
  "rgb": {
    "r": 83,
    "g": 113,
    "b": 231
  },
  "hsl": {
    "h": 227.838,
    "s": 75.51,
    "l": 61.569
  },
  "oklch": {
    "l": 0.58874,
    "c": 0.18132,
    "h": 269.4
  },
  "luminance": 0.19419
}

Semantic roles & 50–950 ramp

primary

#5371E7

secondary

#E6DBAF

accent

#AF0ED8

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #5371E7

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

Preview Lab → · Contrast checker → · Palette generator →