#4075D4#4075D4

#4075D4 is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.5% C 0.157 H 261.0°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4075D4
RGB	rgb(64, 117, 212)
HSL	hsl(219, 63%, 54%)
HSV	hsv(219, 70%, 83%)
CMYK	cmyk(69.8%, 44.8%, 0%, 16.9%)
CIE-LAB	lab(50.17, 13.92, -54.12)
CIE-LCH	lch(50.17, 55.89, 284.42°)
OKLab	oklab(57.49% -0.0244 -0.1549)
OKLCH	oklch(57.49% 0.157 261)
XYZ	xyz(20.3551, 18.5639, 64.7850)
Luminance	0.1857 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4075D4 #D49F40

analogous

#40BFD4 #4075D4 #5540D4

triadic

#4075D4 #D44075 #75D440

tetradic

#4075D4 #D440BF #D49F40 #40D455

square

#4075D4 #D440BF #D49F40 #40D455

split-complementary

#4075D4 #D45540 #BFD440

monochromatic

#1C3F7D #2758AF #4075D4 #7299DF #A4BDEA

Accessibility & contrast

On white

4.46

#4075D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#4075D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4075D4

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4075D4	#FFFFFF	#000000	##000000
##4075D4	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#457FD8

Deuteranopia (green-blind)

#2971D2

Tritanopia (blue-blind)

#008B9A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4075d4;
/* rgb */ color: rgb(64, 117, 212);
/* oklch */ color: oklch(57.5% 0.157 261.0);

Tailwind

colors: {
  custom: {
    50: '#869ce2',
    500: '#4075d4',
    950: '#000000',
  },
}

SCSS

$custom: #4075d4;
$custom-light: #869ce2;
$custom-dark: #000000;

JSON

{
  "hex": "#4075d4",
  "rgb": {
    "r": 64,
    "g": 117,
    "b": 212
  },
  "hsl": {
    "h": 218.514,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.57492,
    "c": 0.15682,
    "h": 261
  },
  "luminance": 0.18566
}

Semantic roles & 50–950 ramp

primary

#4075D4

secondary

#D7C198

accent

#AB42E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4075D4

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

Preview Lab → · Contrast checker → · Palette generator →