#4373BE#4373BE

#4373BE is a mid, vivid blue. Relative luminance 0.172; OKLCH L 55.8% C 0.128 H 259.0°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#4373BE
RGB	rgb(67, 115, 190)
HSL	hsl(217, 49%, 50%)
HSV	hsv(217, 65%, 75%)
CMYK	cmyk(64.7%, 39.5%, 0%, 25.5%)
CIE-LAB	lab(48.47, 7.82, -44.25)
CIE-LCH	lch(48.47, 44.93, 280.02°)
OKLab	oklab(55.81% -0.0244 -0.1259)
OKLCH	oklch(55.81% 0.128 259)
XYZ	xyz(17.7364, 17.1708, 51.0848)
Luminance	0.1717 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4373BE #BE8E43

analogous

#43B1BE #4373BE #5043BE

triadic

#4373BE #BE4373 #73BE43

tetradic

#4373BE #BE43B1 #BE8E43 #43BE50

square

#4373BE #BE43B1 #BE8E43 #43BE50

split-complementary

#4373BE #BE5043 #B1BE43

monochromatic

#233C64 #325791 #4373BE #7095CE #9EB7DD

Accessibility & contrast

On white

4.74

#4373BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#4373BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4373BE

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4373BE	#FFFFFF	#000000	##FFFFFF
##4373BE	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5279C1

Deuteranopia (green-blind)

#406EBC

Tritanopia (blue-blind)

#00848F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4373be;
/* rgb */ color: rgb(67, 115, 190);
/* oklch */ color: oklch(55.8% 0.128 259.0);

Tailwind

colors: {
  custom: {
    50: '#839ad2',
    500: '#4373be',
    950: '#000000',
  },
}

SCSS

$custom: #4373be;
$custom-light: #839ad2;
$custom-dark: #000000;

JSON

{
  "hex": "#4373be",
  "rgb": {
    "r": 67,
    "g": 115,
    "b": 190
  },
  "hsl": {
    "h": 216.585,
    "s": 48.617,
    "l": 50.392
  },
  "oklch": {
    "l": 0.55805,
    "c": 0.12824,
    "h": 259
  },
  "luminance": 0.17172
}

Semantic roles & 50–950 ramp

primary

#4373BE

secondary

#CAB493

accent

#A350D8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4373BE

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

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