#4374CE#4374CE

#4374CE is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.0% C 0.149 H 261.4°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#4374CE
RGB	rgb(67, 116, 206)
HSL	hsl(219, 59%, 54%)
HSV	hsv(219, 67%, 81%)
CMYK	cmyk(67.5%, 43.7%, 0%, 19.2%)
CIE-LAB	lab(49.66, 12.85, -51.52)
CIE-LCH	lch(49.66, 53.10, 284.01°)
OKLab	oklab(57.02% -0.0222 -0.1472)
OKLCH	oklch(57.02% 0.149 261.4)
XYZ	xyz(19.6968, 18.1383, 60.8436)
Luminance	0.1814 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4374CE #CE9D43

analogous

#43B9CE #4374CE #5743CE

triadic

#4374CE #CE4374 #74CE43

tetradic

#4374CE #CE43B9 #CE9D43 #43CE57

square

#4374CE #CE43B9 #CE9D43 #43CE57

split-complementary

#4374CE #CE5743 #B9CE43

monochromatic

#1F3E77 #2C58A8 #4374CE #7498DB #A4BCE7

Accessibility & contrast

On white

4.54

#4374CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#4374CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4374CE

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4374CE	#FFFFFF	#000000	##000000
##4374CE	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#497DD1

Deuteranopia (green-blind)

#3170CC

Tritanopia (blue-blind)

#008997

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4374ce;
/* rgb */ color: rgb(67, 116, 206);
/* oklch */ color: oklch(57.0% 0.149 261.4);

Tailwind

colors: {
  custom: {
    50: '#869bdd',
    500: '#4374ce',
    950: '#000000',
  },
}

SCSS

$custom: #4374ce;
$custom-light: #869bdd;
$custom-dark: #000000;

JSON

{
  "hex": "#4374ce",
  "rgb": {
    "r": 67,
    "g": 116,
    "b": 206
  },
  "hsl": {
    "h": 218.849,
    "s": 58.65,
    "l": 53.529
  },
  "oklch": {
    "l": 0.57018,
    "c": 0.14888,
    "h": 261.4
  },
  "luminance": 0.1814
}

Semantic roles & 50–950 ramp

primary

#4374CE

secondary

#D4BF99

accent

#AB46E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4374CE

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

Preview Lab → · Contrast checker → · Palette generator →