#5377DD#5377DD

#5377DD is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.4% C 0.160 H 266.9°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#5377DD
RGB	rgb(83, 119, 221)
HSL	hsl(224, 67%, 60%)
HSV	hsv(224, 62%, 87%)
CMYK	cmyk(62.4%, 46.2%, 0%, 13.3%)
CIE-LAB	lab(52.12, 18.91, -56.05)
CIE-LCH	lch(52.12, 59.15, 288.64°)
OKLab	oklab(59.4% -0.0088 -0.1602)
OKLCH	oklch(59.4% 0.16 266.9)
XYZ	xyz(23.2108, 20.2511, 71.0783)
Luminance	0.2025 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5377DD #DDB953

analogous

#53BCDD #5377DD #7453DD

triadic

#5377DD #DD5377 #77DD53

tetradic

#5377DD #DD53BC #DDB953 #53DD74

square

#5377DD #DD53BC #DDB953 #53DD74

split-complementary

#5377DD #DD7453 #BCDD53

monochromatic

#1E3E98 #2853CB #5377DD #869FE7 #B9C8F1

Accessibility & contrast

On white

4.16

#5377DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#5377DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5377DD

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5377DD	#FFFFFF	#000000	##000000
##5377DD	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4583E1

Deuteranopia (green-blind)

#2C76DB

Tritanopia (blue-blind)

#008E9F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5377dd;
/* rgb */ color: rgb(83, 119, 221);
/* oklch */ color: oklch(59.4% 0.160 266.9);

Tailwind

colors: {
  custom: {
    50: '#909de8',
    500: '#5377dd',
    950: '#000000',
  },
}

SCSS

$custom: #5377dd;
$custom-light: #909de8;
$custom-dark: #000000;

JSON

{
  "hex": "#5377dd",
  "rgb": {
    "r": 83,
    "g": 119,
    "b": 221
  },
  "hsl": {
    "h": 224.348,
    "s": 66.99,
    "l": 59.608
  },
  "oklch": {
    "l": 0.59395,
    "c": 0.16044,
    "h": 266.9
  },
  "luminance": 0.20253
}

Semantic roles & 50–950 ramp

primary

#5377DD

secondary

#E1D3AB

accent

#BD3EEA

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5377DD

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

Preview Lab → · Contrast checker → · Palette generator →