#4354CB#4354CB

#4354CB is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.4% C 0.184 H 271.9°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#4354CB
RGB	rgb(67, 84, 203)
HSL	hsl(233, 57%, 53%)
HSV	hsv(233, 67%, 80%)
CMYK	cmyk(67%, 58.6%, 0%, 20.4%)
CIE-LAB	lab(40.97, 32.02, -63.83)
CIE-LCH	lch(40.97, 71.41, 296.64°)
OKLab	oklab(50.36% 0.006 -0.1839)
OKLCH	oklch(50.36% 0.184 271.9)
XYZ	xyz(16.2609, 11.8442, 57.9176)
Luminance	0.1185 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4354CB #CBBA43

analogous

#4398CB #4354CB #7643CB

triadic

#4354CB #CB4354 #54CB43

tetradic

#4354CB #CB4398 #CBBA43 #43CB76

square

#4354CB #CB4398 #CBBA43 #43CB76

split-complementary

#4354CB #CB7643 #98CB43

monochromatic

#202A74 #2D3CA4 #4354CB #7380D8 #A3ABE6

Accessibility & contrast

On white

6.23

#4354CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#4354CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4354CB

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4354CB	#FFFFFF	#000000	##FFFFFF
##4354CB	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CF

Deuteranopia (green-blind)

#005BC9

Tritanopia (blue-blind)

#007187

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4354cb;
/* rgb */ color: rgb(67, 84, 203);
/* oklch */ color: oklch(50.4% 0.184 271.9);

Tailwind

colors: {
  custom: {
    50: '#8784dc',
    500: '#4354cb',
    950: '#000000',
  },
}

SCSS

$custom: #4354cb;
$custom-light: #8784dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4354cb",
  "rgb": {
    "r": 67,
    "g": 84,
    "b": 203
  },
  "hsl": {
    "h": 232.5,
    "s": 56.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.50363,
    "c": 0.18398,
    "h": 271.9
  },
  "luminance": 0.11846
}

Semantic roles & 50–950 ramp

primary

#4354CB

secondary

#D2CB98

accent

#CD48E0

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0D0A15

muted

#7D7C83

Preview Lab

Preview with #4354CB

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

Preview Lab → · Contrast checker → · Palette generator →