#5371DF#5371DF

#5371DF is a mid, vivid blue. Relative luminance 0.190; OKLCH L 58.3% C 0.171 H 269.1°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#5371DF
RGB	rgb(83, 113, 223)
HSL	hsl(227, 69%, 60%)
HSV	hsv(227, 63%, 87%)
CMYK	cmyk(62.8%, 49.3%, 0%, 12.5%)
CIE-LAB	lab(50.66, 23.30, -59.52)
CIE-LCH	lch(50.66, 63.92, 291.37°)
OKLab	oklab(58.32% -0.0027 -0.1705)
OKLCH	oklch(58.32% 0.171 269.1)
XYZ	xyz(22.7872, 18.9750, 72.2594)
Luminance	0.1898 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5371DF #DFC153

analogous

#53B7DF #5371DF #7B53DF

triadic

#5371DF #DF5371 #71DF53

tetradic

#5371DF #DF53B7 #DFC153 #53DF7B

square

#5371DF #DF53B7 #DFC153 #53DF7B

split-complementary

#5371DF #DF7B53 #B7DF53

monochromatic

#1D389B #264ACE #5371DF #879CE9 #BAC6F2

Accessibility & contrast

On white

4.38

#5371DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#5371DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5371DF

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5371DF	#FFFFFF	#000000	##000000
##5371DF	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#357FE3

Deuteranopia (green-blind)

#1173DD

Tritanopia (blue-blind)

#008A9D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5371df;
/* rgb */ color: rgb(83, 113, 223);
/* oklch */ color: oklch(58.3% 0.171 269.1);

Tailwind

colors: {
  custom: {
    50: '#9099ea',
    500: '#5371df',
    950: '#000000',
  },
}

SCSS

$custom: #5371df;
$custom-light: #9099ea;
$custom-dark: #000000;

JSON

{
  "hex": "#5371df",
  "rgb": {
    "r": 83,
    "g": 113,
    "b": 223
  },
  "hsl": {
    "h": 227.143,
    "s": 68.627,
    "l": 60
  },
  "oklch": {
    "l": 0.58321,
    "c": 0.17052,
    "h": 269.1
  },
  "luminance": 0.18977
}

Semantic roles & 50–950 ramp

primary

#5371DF

secondary

#E2D6AC

accent

#C63CEB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5371DF

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

Preview Lab → · Contrast checker → · Palette generator →