#4236B9#4236B9

#4236B9 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.7% C 0.196 H 278.6°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#4236B9
RGB	rgb(66, 54, 185)
HSL	hsl(245, 55%, 47%)
HSV	hsv(245, 71%, 73%)
CMYK	cmyk(64.3%, 70.8%, 0%, 27.5%)
CIE-LAB	lab(32.48, 44.09, -67.19)
CIE-LCH	lch(32.48, 80.37, 303.27°)
OKLab	oklab(43.68% 0.0293 -0.1939)
OKLCH	oklch(43.68% 0.196 278.6)
XYZ	xyz(12.3201, 7.2984, 46.6490)
Luminance	0.0730 (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

#4236B9 #ADB936

analogous

#366CB9 #4236B9 #8436B9

triadic

#4236B9 #B94236 #36B942

tetradic

#4236B9 #B9366C #ADB936 #36B984

square

#4236B9 #B9366C #ADB936 #36B984

split-complementary

#4236B9 #B98436 #6CB936

monochromatic

#201A5A #31288A #4236B9 #675DD0 #938CDD

Accessibility & contrast

On white

8.54

#4236B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#4236B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4236B9

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4236B9	#FFFFFF	#000000	##FFFFFF
##4236B9	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BD

Deuteranopia (green-blind)

#0047B7

Tritanopia (blue-blind)

#005A74

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4236b9;
/* rgb */ color: rgb(66, 54, 185);
/* oklch */ color: oklch(43.7% 0.196 278.6);

Tailwind

colors: {
  custom: {
    50: '#856fcf',
    500: '#4236b9',
    950: '#000000',
  },
}

SCSS

$custom: #4236b9;
$custom-light: #856fcf;
$custom-dark: #000000;

JSON

{
  "hex": "#4236b9",
  "rgb": {
    "r": 66,
    "g": 54,
    "b": 185
  },
  "hsl": {
    "h": 245.496,
    "s": 54.812,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43678,
    "c": 0.19612,
    "h": 278.6
  },
  "luminance": 0.07299
}

Semantic roles & 50–950 ramp

primary

#4236B9

secondary

#C1C883

accent

#DE4AD1

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #4236B9

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

Preview Lab → · Contrast checker → · Palette generator →