#4437CB#4437CB

#4437CB is a mid, highly saturated blue. Relative luminance 0.083; OKLCH L 45.7% C 0.217 H 277.4°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#4437CB
RGB	rgb(68, 55, 203)
HSL	hsl(245, 59%, 51%)
HSV	hsv(245, 73%, 80%)
CMYK	cmyk(66.5%, 72.9%, 0%, 20.4%)
CIE-LAB	lab(34.54, 49.47, -74.35)
CIE-LCH	lch(34.54, 89.30, 303.64°)
OKLab	oklab(45.71% 0.0279 -0.2147)
OKLCH	oklch(45.71% 0.217 277.4)
XYZ	xyz(14.5261, 8.2719, 57.3195)
Luminance	0.0827 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4437CB #BECB37

analogous

#3774CB #4437CB #8E37CB

triadic

#4437CB #CB4437 #37CB44

tetradic

#4437CB #CB3774 #BECB37 #37CB8E

square

#4437CB #CB3774 #BECB37 #37CB8E

split-complementary

#4437CB #CB8E37 #74CB37

monochromatic

#231C6C #33299C #4437CB #7168D8 #9F98E4

Accessibility & contrast

On white

7.91

#4437CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#4437CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4437CB

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4437CB	#FFFFFF	#000000	##FFFFFF
##4437CB	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057CF

Deuteranopia (green-blind)

#004BC8

Tritanopia (blue-blind)

#00617E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4437cb;
/* rgb */ color: rgb(68, 55, 203);
/* oklch */ color: oklch(45.7% 0.217 277.4);

Tailwind

colors: {
  custom: {
    50: '#8970dc',
    500: '#4437cb',
    950: '#000000',
  },
}

SCSS

$custom: #4437cb;
$custom-light: #8970dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4437cb",
  "rgb": {
    "r": 68,
    "g": 55,
    "b": 203
  },
  "hsl": {
    "h": 245.27,
    "s": 58.73,
    "l": 50.588
  },
  "oklch": {
    "l": 0.45707,
    "c": 0.21656,
    "h": 277.4
  },
  "luminance": 0.08273
}

Semantic roles & 50–950 ramp

primary

#4437CB

secondary

#CAD08E

accent

#E246D4

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4437CB

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

Preview Lab → · Contrast checker → · Palette generator →