#4374DA#4374DA

#4374DA is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.8% C 0.165 H 263.0°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#4374DA
RGB	rgb(67, 116, 218)
HSL	hsl(221, 67%, 56%)
HSV	hsv(221, 69%, 85%)
CMYK	cmyk(69.3%, 46.8%, 0%, 14.5%)
CIE-LAB	lab(50.39, 17.13, -57.18)
CIE-LCH	lch(50.39, 59.69, 286.68°)
OKLab	oklab(57.81% -0.0202 -0.1638)
OKLCH	oklch(57.81% 0.165 263)
XYZ	xyz(21.2105, 18.7439, 68.8162)
Luminance	0.1875 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4374DA #DAA943

analogous

#43BFDA #4374DA #5D43DA

triadic

#4374DA #DA4374 #74DA43

tetradic

#4374DA #DA43BF #DAA943 #43DA5D

square

#4374DA #DA43BF #DAA943 #43DA5D

split-complementary

#4374DA #DA5D43 #BFDA43

monochromatic

#1B3E88 #2556BB #4374DA #769AE4 #A9C0EE

Accessibility & contrast

On white

4.42

#4374DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#4374DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4374DA

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4374DA	#FFFFFF	#000000	##000000
##4374DA	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E7FDE

Deuteranopia (green-blind)

#1B71D8

Tritanopia (blue-blind)

#008C9C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4374da;
/* rgb */ color: rgb(67, 116, 218);
/* oklch */ color: oklch(57.8% 0.165 263.0);

Tailwind

colors: {
  custom: {
    50: '#889be6',
    500: '#4374da',
    950: '#000000',
  },
}

SCSS

$custom: #4374da;
$custom-light: #889be6;
$custom-dark: #000000;

JSON

{
  "hex": "#4374da",
  "rgb": {
    "r": 67,
    "g": 116,
    "b": 218
  },
  "hsl": {
    "h": 220.53,
    "s": 67.111,
    "l": 55.882
  },
  "oklch": {
    "l": 0.57807,
    "c": 0.16509,
    "h": 263
  },
  "luminance": 0.18746
}

Semantic roles & 50–950 ramp

primary

#4374DA

secondary

#DCC79D

accent

#B23EEA

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4374DA

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

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