#4458CB#4458CB

#4458CB is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.2% C 0.179 H 271.2°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#4458CB
RGB	rgb(68, 88, 203)
HSL	hsl(231, 56%, 53%)
HSV	hsv(231, 67%, 80%)
CMYK	cmyk(66.5%, 56.7%, 0%, 20.4%)
CIE-LAB	lab(42.03, 29.64, -62.10)
CIE-LCH	lch(42.03, 68.81, 295.51°)
OKLab	oklab(51.17% 0.0037 -0.1787)
OKLCH	oklch(51.17% 0.179 271.2)
XYZ	xyz(16.6495, 12.5186, 58.0273)
Luminance	0.1252 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4458CB #CBB744

analogous

#449BCB #4458CB #7344CB

triadic

#4458CB #CB4458 #58CB44

tetradic

#4458CB #CB449B #CBB744 #44CB73

square

#4458CB #CB449B #CBB744 #44CB73

split-complementary

#4458CB #CB7344 #9BCB44

monochromatic

#202D74 #2E3FA4 #4458CB #7483D8 #A4AEE6

Accessibility & contrast

On white

5.99

#4458CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#4458CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4458CB

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4458CB	#FFFFFF	#000000	##FFFFFF
##4458CB	1.00	5.99	3.50	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CF

Deuteranopia (green-blind)

#005DC9

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4458cb;
/* rgb */ color: rgb(68, 88, 203);
/* oklch */ color: oklch(51.2% 0.179 271.2);

Tailwind

colors: {
  custom: {
    50: '#8786dc',
    500: '#4458cb',
    950: '#000000',
  },
}

SCSS

$custom: #4458cb;
$custom-light: #8786dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4458cb",
  "rgb": {
    "r": 68,
    "g": 88,
    "b": 203
  },
  "hsl": {
    "h": 231.111,
    "s": 56.485,
    "l": 53.137
  },
  "oklch": {
    "l": 0.51169,
    "c": 0.17877,
    "h": 271.2
  },
  "luminance": 0.1252
}

Semantic roles & 50–950 ramp

primary

#4458CB

secondary

#D3CA98

accent

#C948E0

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #4458CB

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

Preview Lab → · Contrast checker → · Palette generator →