#4236BB#4236BB

#4236BB is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.9% C 0.199 H 278.4°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#4236BB
RGB	rgb(66, 54, 187)
HSL	hsl(245, 55%, 47%)
HSV	hsv(245, 71%, 73%)
CMYK	cmyk(64.7%, 71.1%, 0%, 26.7%)
CIE-LAB	lab(32.66, 44.73, -68.07)
CIE-LCH	lch(32.66, 81.45, 303.31°)
OKLab	oklab(43.87% 0.029 -0.1965)
OKLCH	oklch(43.87% 0.199 278.4)
XYZ	xyz(12.5327, 7.3834, 47.7688)
Luminance	0.0738 (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

#4236BB #AFBB36

analogous

#366CBB #4236BB #8536BB

triadic

#4236BB #BB4236 #36BB42

tetradic

#4236BB #BB366C #AFBB36 #36BB85

square

#4236BB #BB366C #AFBB36 #36BB85

split-complementary

#4236BB #BB8536 #6CBB36

monochromatic

#201B5C #31288C #4236BB #685ED0 #958DDE

Accessibility & contrast

On white

8.48

#4236BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#4236BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4236BB

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4236BB	#FFFFFF	#000000	##FFFFFF
##4236BB	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BF

Deuteranopia (green-blind)

#0047B9

Tritanopia (blue-blind)

#005A75

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4236bb;
/* rgb */ color: rgb(66, 54, 187);
/* oklch */ color: oklch(43.9% 0.199 278.4);

Tailwind

colors: {
  custom: {
    50: '#866fd1',
    500: '#4236bb',
    950: '#000000',
  },
}

SCSS

$custom: #4236bb;
$custom-light: #866fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4236bb",
  "rgb": {
    "r": 66,
    "g": 54,
    "b": 187
  },
  "hsl": {
    "h": 245.414,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.43869,
    "c": 0.19858,
    "h": 278.4
  },
  "luminance": 0.07384
}

Semantic roles & 50–950 ramp

primary

#4236BB

secondary

#C2C984

accent

#DF49D1

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #4236BB

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

Preview Lab → · Contrast checker → · Palette generator →