#4374CD#4374CD

#4374CD is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.0% C 0.148 H 261.3°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#4374CD
RGB	rgb(67, 116, 205)
HSL	hsl(219, 58%, 53%)
HSV	hsv(219, 67%, 80%)
CMYK	cmyk(67.3%, 43.4%, 0%, 19.6%)
CIE-LAB	lab(49.60, 12.50, -51.04)
CIE-LCH	lch(49.60, 52.55, 283.76°)
OKLab	oklab(56.95% -0.0224 -0.1458)
OKLCH	oklch(56.95% 0.148 261.3)
XYZ	xyz(19.5757, 18.0899, 60.2058)
Luminance	0.1809 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4374CD #CD9C43

analogous

#43B9CD #4374CD #5743CD

triadic

#4374CD #CD4374 #74CD43

tetradic

#4374CD #CD43B9 #CD9C43 #43CD57

square

#4374CD #CD43B9 #CD9C43 #43CD57

split-complementary

#4374CD #CD5743 #B9CD43

monochromatic

#1F3E76 #2C58A7 #4374CD #7398DA #A4BBE7

Accessibility & contrast

On white

4.55

#4374CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#4374CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4374CD

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4374CD	#FFFFFF	#000000	##000000
##4374CD	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#497DD0

Deuteranopia (green-blind)

#3270CB

Tritanopia (blue-blind)

#008996

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4374cd;
/* rgb */ color: rgb(67, 116, 205);
/* oklch */ color: oklch(57.0% 0.148 261.3);

Tailwind

colors: {
  custom: {
    50: '#869bdd',
    500: '#4374cd',
    950: '#000000',
  },
}

SCSS

$custom: #4374cd;
$custom-light: #869bdd;
$custom-dark: #000000;

JSON

{
  "hex": "#4374cd",
  "rgb": {
    "r": 67,
    "g": 116,
    "b": 205
  },
  "hsl": {
    "h": 218.696,
    "s": 57.983,
    "l": 53.333
  },
  "oklch": {
    "l": 0.56954,
    "c": 0.14752,
    "h": 261.3
  },
  "luminance": 0.18092
}

Semantic roles & 50–950 ramp

primary

#4374CD

secondary

#D4BE98

accent

#AA47E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4374CD

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

Preview Lab → · Contrast checker → · Palette generator →