#4373CF#4373CF

#4373CF is a mid, vivid blue. Relative luminance 0.180; OKLCH L 56.9% C 0.151 H 262.0°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#4373CF
RGB	rgb(67, 115, 207)
HSL	hsl(219, 59%, 54%)
HSV	hsv(219, 68%, 81%)
CMYK	cmyk(67.6%, 44.4%, 0%, 18.8%)
CIE-LAB	lab(49.44, 13.83, -52.44)
CIE-LCH	lch(49.44, 54.23, 284.77°)
OKLab	oklab(56.87% -0.0211 -0.1499)
OKLCH	oklch(56.87% 0.151 262)
XYZ	xyz(19.7040, 17.9578, 61.4472)
Luminance	0.1796 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4373CF #CF9F43

analogous

#43B9CF #4373CF #5943CF

triadic

#4373CF #CF4373 #73CF43

tetradic

#4373CF #CF43B9 #CF9F43 #43CF59

square

#4373CF #CF43B9 #CF9F43 #43CF59

split-complementary

#4373CF #CF5943 #B9CF43

monochromatic

#1F3E79 #2B57AA #4373CF #7497DB #A5BCE8

Accessibility & contrast

On white

4.57

#4373CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#4373CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4373CF

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4373CF	#FFFFFF	#000000	##000000
##4373CF	1.00	4.57	4.59	4.59
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#467CD3

Deuteranopia (green-blind)

#2D70CD

Tritanopia (blue-blind)

#008897

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4373cf;
/* rgb */ color: rgb(67, 115, 207);
/* oklch */ color: oklch(56.9% 0.151 262.0);

Tailwind

colors: {
  custom: {
    50: '#869ade',
    500: '#4373cf',
    950: '#000000',
  },
}

SCSS

$custom: #4373cf;
$custom-light: #869ade;
$custom-dark: #000000;

JSON

{
  "hex": "#4373cf",
  "rgb": {
    "r": 67,
    "g": 115,
    "b": 207
  },
  "hsl": {
    "h": 219.429,
    "s": 59.322,
    "l": 53.725
  },
  "oklch": {
    "l": 0.56869,
    "c": 0.15141,
    "h": 262
  },
  "luminance": 0.1796
}

Semantic roles & 50–950 ramp

primary

#4373CF

secondary

#D5C099

accent

#AD45E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4373CF

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

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