#4372D5#4372D5

#4372D5 is a mid, vivid blue. Relative luminance 0.180; OKLCH L 57.1% C 0.161 H 263.2°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#4372D5
RGB	rgb(67, 114, 213)
HSL	hsl(221, 63%, 55%)
HSV	hsv(221, 69%, 84%)
CMYK	cmyk(68.5%, 46.5%, 0%, 16.5%)
CIE-LAB	lab(49.53, 16.59, -55.71)
CIE-LCH	lch(49.53, 58.13, 286.59°)
OKLab	oklab(57.05% -0.0192 -0.1596)
OKLCH	oklch(57.05% 0.161 263.2)
XYZ	xyz(20.3380, 18.0300, 65.3462)
Luminance	0.1803 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4372D5 #D5A643

analogous

#43BBD5 #4372D5 #5D43D5

triadic

#4372D5 #D54372 #72D543

tetradic

#4372D5 #D543BB #D5A643 #43D55D

square

#4372D5 #D543BB #D5A643 #43D55D

split-complementary

#4372D5 #D55D43 #BBD543

monochromatic

#1D3D81 #2855B3 #4372D5 #7598E0 #A7BDEB

Accessibility & contrast

On white

4.56

#4372D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#4372D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4372D5

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4372D5	#FFFFFF	#000000	##000000
##4372D5	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F7DD9

Deuteranopia (green-blind)

#1F6FD3

Tritanopia (blue-blind)

#008999

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4372d5;
/* rgb */ color: rgb(67, 114, 213);
/* oklch */ color: oklch(57.1% 0.161 263.2);

Tailwind

colors: {
  custom: {
    50: '#879ae2',
    500: '#4372d5',
    950: '#000000',
  },
}

SCSS

$custom: #4372d5;
$custom-light: #879ae2;
$custom-dark: #000000;

JSON

{
  "hex": "#4372d5",
  "rgb": {
    "r": 67,
    "g": 114,
    "b": 213
  },
  "hsl": {
    "h": 220.685,
    "s": 63.478,
    "l": 54.902
  },
  "oklch": {
    "l": 0.57053,
    "c": 0.16073,
    "h": 263.2
  },
  "luminance": 0.18032
}

Semantic roles & 50–950 ramp

primary

#4372D5

secondary

#D9C59B

accent

#B141E7

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0D15

muted

#7D7E83

Preview Lab

Preview with #4372D5

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

Preview Lab → · Contrast checker → · Palette generator →