#4355CB#4355CB

#4355CB is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.5% C 0.183 H 271.6°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#4355CB
RGB	rgb(67, 85, 203)
HSL	hsl(232, 57%, 53%)
HSV	hsv(232, 67%, 80%)
CMYK	cmyk(67%, 58.1%, 0%, 20.4%)
CIE-LAB	lab(41.22, 31.39, -63.42)
CIE-LCH	lch(41.22, 70.77, 296.33°)
OKLab	oklab(50.55% 0.0052 -0.1827)
OKLCH	oklch(50.55% 0.183 271.6)
XYZ	xyz(16.3391, 12.0006, 57.9436)
Luminance	0.1200 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4355CB #CBB943

analogous

#4399CB #4355CB #7543CB

triadic

#4355CB #CB4355 #55CB43

tetradic

#4355CB #CB4399 #CBB943 #43CB75

square

#4355CB #CB4399 #CBB943 #43CB75

split-complementary

#4355CB #CB7543 #99CB43

monochromatic

#202B74 #2D3DA4 #4355CB #7380D8 #A3ACE6

Accessibility & contrast

On white

6.18

#4355CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#4355CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4355CB

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4355CB	#FFFFFF	#000000	##FFFFFF
##4355CB	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CF

Deuteranopia (green-blind)

#005BC9

Tritanopia (blue-blind)

#007288

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4355cb;
/* rgb */ color: rgb(67, 85, 203);
/* oklch */ color: oklch(50.5% 0.183 271.6);

Tailwind

colors: {
  custom: {
    50: '#8784dc',
    500: '#4355cb',
    950: '#000000',
  },
}

SCSS

$custom: #4355cb;
$custom-light: #8784dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4355cb",
  "rgb": {
    "r": 67,
    "g": 85,
    "b": 203
  },
  "hsl": {
    "h": 232.059,
    "s": 56.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.50548,
    "c": 0.18275,
    "h": 271.6
  },
  "luminance": 0.12002
}

Semantic roles & 50–950 ramp

primary

#4355CB

secondary

#D2CB98

accent

#CC48E0

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #4355CB

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

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