#4373EC#4373EC

#4373EC is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.9% C 0.190 H 264.8°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#4373EC
RGB	rgb(67, 115, 236)
HSL	hsl(223, 82%, 59%)
HSV	hsv(223, 72%, 93%)
CMYK	cmyk(71.6%, 51.3%, 0%, 7.5%)
CIE-LAB	lab(51.28, 24.19, -65.87)
CIE-LCH	lch(51.28, 70.17, 290.17°)
OKLab	oklab(58.86% -0.0171 -0.1894)
OKLCH	oklch(58.86% 0.19 264.8)
XYZ	xyz(23.5805, 19.5084, 81.8634)
Luminance	0.1951 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4373EC #ECBC43

analogous

#43C7EC #4373EC #6843EC

triadic

#4373EC #EC4373 #73EC43

tetradic

#4373EC #EC43C7 #ECBC43 #43EC68

square

#4373EC #EC43C7 #ECBC43 #43EC68

split-complementary

#4373EC #EC6843 #C7EC43

monochromatic

#113AA4 #164EDC #4373EC #7B9CF2 #B2C6F7

Accessibility & contrast

On white

4.28

#4373EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#4373EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4373EC

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4373EC	#FFFFFF	#000000	##000000
##4373EC	1.00	4.28	4.90	4.90
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2382F0

Deuteranopia (green-blind)

#0073EA

Tritanopia (blue-blind)

#0090A4

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4373ec;
/* rgb */ color: rgb(67, 115, 236);
/* oklch */ color: oklch(58.9% 0.190 264.8);

Tailwind

colors: {
  custom: {
    50: '#8c9af3',
    500: '#4373ec',
    950: '#000000',
  },
}

SCSS

$custom: #4373ec;
$custom-light: #8c9af3;
$custom-dark: #000000;

JSON

{
  "hex": "#4373ec",
  "rgb": {
    "r": 67,
    "g": 115,
    "b": 236
  },
  "hsl": {
    "h": 222.959,
    "s": 81.643,
    "l": 59.412
  },
  "oklch": {
    "l": 0.58856,
    "c": 0.19021,
    "h": 264.8
  },
  "luminance": 0.19511
}

Semantic roles & 50–950 ramp

primary

#4373EC

secondary

#E6D4A4

accent

#BF30F8

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4373EC

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

Preview Lab → · Contrast checker → · Palette generator →