#4F72DB#4F72DB

#4F72DB is a mid, vivid blue. Relative luminance 0.188; OKLCH L 58.0% C 0.165 H 267.3°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#4F72DB
RGB	rgb(79, 114, 219)
HSL	hsl(225, 66%, 58%)
HSV	hsv(225, 64%, 86%)
CMYK	cmyk(63.9%, 47.9%, 0%, 14.1%)
CIE-LAB	lab(50.46, 20.62, -57.59)
CIE-LCH	lch(50.46, 61.17, 289.70°)
OKLab	oklab(58.04% -0.0079 -0.1649)
OKLCH	oklch(58.04% 0.165 267.3)
XYZ	xyz(22.0236, 18.8094, 69.4740)
Luminance	0.1881 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F72DB #DBB84F

analogous

#4FB8DB #4F72DB #724FDB

triadic

#4F72DB #DB4F72 #72DB4F

tetradic

#4F72DB #DB4FB8 #DBB84F #4FDB72

square

#4F72DB #DB4FB8 #DBB84F #4FDB72

split-complementary

#4F72DB #DB724F #B8DB4F

monochromatic

#1E3B92 #284FC5 #4F72DB #829BE5 #B5C3F0

Accessibility & contrast

On white

4.41

#4F72DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#4F72DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F72DB

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F72DB	#FFFFFF	#000000	##000000
##4F72DB	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B7FDF

Deuteranopia (green-blind)

#1D72D9

Tritanopia (blue-blind)

#008A9C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4f72db;
/* rgb */ color: rgb(79, 114, 219);
/* oklch */ color: oklch(58.0% 0.165 267.3);

Tailwind

colors: {
  custom: {
    50: '#8e9ae7',
    500: '#4f72db',
    950: '#000000',
  },
}

SCSS

$custom: #4f72db;
$custom-light: #8e9ae7;
$custom-dark: #000000;

JSON

{
  "hex": "#4f72db",
  "rgb": {
    "r": 79,
    "g": 114,
    "b": 219
  },
  "hsl": {
    "h": 225,
    "s": 66.038,
    "l": 58.431
  },
  "oklch": {
    "l": 0.58037,
    "c": 0.16506,
    "h": 267.3
  },
  "luminance": 0.18811
}

Semantic roles & 50–950 ramp

primary

#4F72DB

secondary

#DFD1A7

accent

#BE3FE9

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4F72DB

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

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