#4079D4#4079D4

#4079D4 is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.4% C 0.152 H 259.4°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#4079D4
RGB	rgb(64, 121, 212)
HSL	hsl(217, 63%, 54%)
HSV	hsv(217, 70%, 83%)
CMYK	cmyk(69.8%, 42.9%, 0%, 16.9%)
CIE-LAB	lab(51.29, 11.44, -52.34)
CIE-LCH	lch(51.29, 53.58, 282.32°)
OKLab	oklab(58.35% -0.028 -0.1496)
OKLCH	oklch(58.35% 0.152 259.4)
XYZ	xyz(20.8311, 19.5160, 64.9437)
Luminance	0.1952 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4079D4 #D49B40

analogous

#40C3D4 #4079D4 #5140D4

triadic

#4079D4 #D44079 #79D440

tetradic

#4079D4 #D440C3 #D49B40 #40D451

square

#4079D4 #D440C3 #D49B40 #40D451

split-complementary

#4079D4 #D45140 #C3D440

monochromatic

#1C427D #275CAF #4079D4 #729CDF #A4BFEA

Accessibility & contrast

On white

4.28

#4079D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#4079D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4079D4

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4079D4	#FFFFFF	#000000	##000000
##4079D4	1.00	4.28	4.90	4.90
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D82D8

Deuteranopia (green-blind)

#3374D2

Tritanopia (blue-blind)

#008E9C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4079d4;
/* rgb */ color: rgb(64, 121, 212);
/* oklch */ color: oklch(58.4% 0.152 259.4);

Tailwind

colors: {
  custom: {
    50: '#869fe2',
    500: '#4079d4',
    950: '#000000',
  },
}

SCSS

$custom: #4079d4;
$custom-light: #869fe2;
$custom-dark: #000000;

JSON

{
  "hex": "#4079d4",
  "rgb": {
    "r": 64,
    "g": 121,
    "b": 212
  },
  "hsl": {
    "h": 216.892,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.5835,
    "c": 0.15221,
    "h": 259.4
  },
  "luminance": 0.19518
}

Semantic roles & 50–950 ramp

primary

#4079D4

secondary

#D7BF98

accent

#A742E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4079D4

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

Preview Lab → · Contrast checker → · Palette generator →