#4373D6#4373D6

#4373D6 is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.3% C 0.161 H 262.9°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#4373D6
RGB	rgb(67, 115, 214)
HSL	hsl(220, 64%, 55%)
HSV	hsv(220, 69%, 84%)
CMYK	cmyk(68.7%, 46.3%, 0%, 16.1%)
CIE-LAB	lab(49.87, 16.33, -55.74)
CIE-LCH	lch(49.87, 58.09, 286.32°)
OKLab	oklab(57.33% -0.0199 -0.1597)
OKLCH	oklch(57.33% 0.161 262.9)
XYZ	xyz(20.5788, 18.3077, 66.0545)
Luminance	0.1831 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4373D6 #D6A643

analogous

#43BDD6 #4373D6 #5C43D6

triadic

#4373D6 #D64373 #73D643

tetradic

#4373D6 #D643BD #D6A643 #43D65C

square

#4373D6 #D643BD #D6A643 #43D65C

split-complementary

#4373D6 #D65C43 #BDD643

monochromatic

#1C3E82 #2755B4 #4373D6 #7598E1 #A7BEEC

Accessibility & contrast

On white

4.50

#4373D6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#4373D6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4373D6

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4373D6	#FFFFFF	#000000	##000000
##4373D6	1.00	4.50	4.66	4.66
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#407EDA

Deuteranopia (green-blind)

#2170D4

Tritanopia (blue-blind)

#008A9A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4373d6;
/* rgb */ color: rgb(67, 115, 214);
/* oklch */ color: oklch(57.3% 0.161 262.9);

Tailwind

colors: {
  custom: {
    50: '#879ae3',
    500: '#4373d6',
    950: '#000000',
  },
}

SCSS

$custom: #4373d6;
$custom-light: #879ae3;
$custom-dark: #000000;

JSON

{
  "hex": "#4373d6",
  "rgb": {
    "r": 67,
    "g": 115,
    "b": 214
  },
  "hsl": {
    "h": 220.408,
    "s": 64.192,
    "l": 55.098
  },
  "oklch": {
    "l": 0.5733,
    "c": 0.1609,
    "h": 262.9
  },
  "luminance": 0.1831
}

Semantic roles & 50–950 ramp

primary

#4373D6

secondary

#D9C59C

accent

#B141E7

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0E15

muted

#7D7E84

Preview Lab

Preview with #4373D6

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

Preview Lab → · Contrast checker → · Palette generator →