#5F73DB#5F73DB

#5F73DB is a mid, vivid blue. Relative luminance 0.198; OKLCH L 59.2% C 0.159 H 272.5°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#5F73DB
RGB	rgb(95, 115, 219)
HSL	hsl(230, 63%, 62%)
HSV	hsv(230, 57%, 86%)
CMYK	cmyk(56.6%, 47.5%, 0%, 14.1%)
CIE-LAB	lab(51.62, 22.95, -55.69)
CIE-LCH	lch(51.62, 60.23, 292.40°)
OKLab	oklab(59.15% 0.0069 -0.1589)
OKLCH	oklch(59.15% 0.159 272.5)
XYZ	xyz(23.6320, 19.8071, 69.5819)
Luminance	0.1981 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F73DB #DBC75F

analogous

#5FB1DB #5F73DB #895FDB

triadic

#5F73DB #DB5F73 #73DB5F

tetradic

#5F73DB #DB5FB1 #DBC75F #5FDB89

square

#5F73DB #DB5FB1 #DBC75F #5FDB89

split-complementary

#5F73DB #DB895F #B1DB5F

monochromatic

#23379C #2E48CE #5F73DB #919FE6 #C3CAF1

Accessibility & contrast

On white

4.23

#5F73DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#5F73DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F73DB

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F73DB	#FFFFFF	#000000	##000000
##5F73DB	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4181DF

Deuteranopia (green-blind)

#2F76D9

Tritanopia (blue-blind)

#0D8A9C

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #5f73db;
/* rgb */ color: rgb(95, 115, 219);
/* oklch */ color: oklch(59.2% 0.159 272.5);

Tailwind

colors: {
  custom: {
    50: '#969be7',
    500: '#5f73db',
    950: '#000000',
  },
}

SCSS

$custom: #5f73db;
$custom-light: #969be7;
$custom-dark: #000000;

JSON

{
  "hex": "#5f73db",
  "rgb": {
    "r": 95,
    "g": 115,
    "b": 219
  },
  "hsl": {
    "h": 230.323,
    "s": 63.265,
    "l": 61.569
  },
  "oklch": {
    "l": 0.59152,
    "c": 0.15908,
    "h": 272.5
  },
  "luminance": 0.19809
}

Semantic roles & 50–950 ramp

primary

#5F73DB

secondary

#E2DBB4

accent

#AF1ACB

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5F73DB

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

Preview Lab → · Contrast checker → · Palette generator →