#4453CB#4453CB

#4453CB is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.2% C 0.185 H 272.4°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#4453CB
RGB	rgb(68, 83, 203)
HSL	hsl(233, 56%, 53%)
HSV	hsv(233, 67%, 80%)
CMYK	cmyk(66.5%, 59.1%, 0%, 20.4%)
CIE-LAB	lab(40.78, 32.80, -64.14)
CIE-LCH	lch(40.78, 72.04, 297.08°)
OKLab	oklab(50.24% 0.0079 -0.1848)
OKLCH	oklch(50.24% 0.185 272.4)
XYZ	xyz(16.2530, 11.7258, 57.8951)
Luminance	0.1173 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4453CB #CBBC44

analogous

#4497CB #4453CB #7844CB

triadic

#4453CB #CB4453 #53CB44

tetradic

#4453CB #CB4497 #CBBC44 #44CB78

square

#4453CB #CB4497 #CBBC44 #44CB78

split-complementary

#4453CB #CB7844 #97CB44

monochromatic

#202A74 #2E3BA4 #4453CB #747FD8 #A4ABE6

Accessibility & contrast

On white

6.28

#4453CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#4453CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4453CB

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4453CB	#FFFFFF	#000000	##FFFFFF
##4453CB	1.00	6.28	3.35	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066CF

Deuteranopia (green-blind)

#005AC9

Tritanopia (blue-blind)

#007187

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4453cb;
/* rgb */ color: rgb(68, 83, 203);
/* oklch */ color: oklch(50.2% 0.185 272.4);

Tailwind

colors: {
  custom: {
    50: '#8783dc',
    500: '#4453cb',
    950: '#000000',
  },
}

SCSS

$custom: #4453cb;
$custom-light: #8783dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4453cb",
  "rgb": {
    "r": 68,
    "g": 83,
    "b": 203
  },
  "hsl": {
    "h": 233.333,
    "s": 56.485,
    "l": 53.137
  },
  "oklch": {
    "l": 0.50237,
    "c": 0.18494,
    "h": 272.4
  },
  "luminance": 0.11727
}

Semantic roles & 50–950 ramp

primary

#4453CB

secondary

#D3CC98

accent

#CF48E0

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4453CB

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

Preview Lab → · Contrast checker → · Palette generator →