#4373C7#4373C7

#4373C7 is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.4% C 0.141 H 260.8°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#4373C7
RGB	rgb(67, 115, 199)
HSL	hsl(218, 54%, 52%)
HSV	hsv(218, 66%, 78%)
CMYK	cmyk(66.3%, 42.2%, 0%, 22%)
CIE-LAB	lab(48.98, 10.99, -48.61)
CIE-LCH	lch(48.98, 49.84, 282.74°)
OKLab	oklab(56.36% -0.0225 -0.1387)
OKLCH	oklch(56.36% 0.141 260.8)
XYZ	xyz(18.7506, 17.5764, 56.4262)
Luminance	0.1758 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4373C7 #C79743

analogous

#43B5C7 #4373C7 #5543C7

triadic

#4373C7 #C74373 #73C743

tetradic

#4373C7 #C743B5 #C79743 #43C755

square

#4373C7 #C743B5 #C79743 #43C755

split-complementary

#4373C7 #C75543 #B5C743

monochromatic

#213D6F #2F579E #4373C7 #7296D5 #A1B9E3

Accessibility & contrast

On white

4.65

#4373C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#4373C7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4373C7

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4373C7	#FFFFFF	#000000	##FFFFFF
##4373C7	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7BCA

Deuteranopia (green-blind)

#376FC5

Tritanopia (blue-blind)

#008693

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4373c7;
/* rgb */ color: rgb(67, 115, 199);
/* oklch */ color: oklch(56.4% 0.141 260.8);

Tailwind

colors: {
  custom: {
    50: '#859ad8',
    500: '#4373c7',
    950: '#000000',
  },
}

SCSS

$custom: #4373c7;
$custom-light: #859ad8;
$custom-dark: #000000;

JSON

{
  "hex": "#4373c7",
  "rgb": {
    "r": 67,
    "g": 115,
    "b": 199
  },
  "hsl": {
    "h": 218.182,
    "s": 54.098,
    "l": 52.157
  },
  "oklch": {
    "l": 0.56358,
    "c": 0.14052,
    "h": 260.8
  },
  "luminance": 0.17578
}

Semantic roles & 50–950 ramp

primary

#4373C7

secondary

#D0BB96

accent

#A84ADD

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4373C7

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

Preview Lab → · Contrast checker → · Palette generator →