#4636BB#4636BB

#4636BB is a dark, vivid blue. Relative luminance 0.075; OKLCH L 44.2% C 0.198 H 280.0°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#4636BB
RGB	rgb(70, 54, 187)
HSL	hsl(247, 55%, 47%)
HSV	hsv(247, 71%, 73%)
CMYK	cmyk(62.6%, 71.1%, 0%, 26.7%)
CIE-LAB	lab(32.98, 45.25, -67.54)
CIE-LCH	lch(32.98, 81.30, 303.82°)
OKLab	oklab(44.17% 0.0343 -0.1948)
OKLCH	oklch(44.17% 0.198 280)
XYZ	xyz(12.8117, 7.5273, 47.7819)
Luminance	0.0753 (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

#4636BB #ABBB36

analogous

#3669BB #4636BB #8936BB

triadic

#4636BB #BB4636 #36BB46

tetradic

#4636BB #BB3669 #ABBB36 #36BB89

square

#4636BB #BB3669 #ABBB36 #36BB89

split-complementary

#4636BB #BB8936 #69BB36

monochromatic

#221B5C #34288C #4636BB #6C5ED0 #978DDE

Accessibility & contrast

On white

8.38

#4636BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#4636BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4636BB

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4636BB	#FFFFFF	#000000	##FFFFFF
##4636BB	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BF

Deuteranopia (green-blind)

#0048B9

Tritanopia (blue-blind)

#005A75

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4636bb;
/* rgb */ color: rgb(70, 54, 187);
/* oklch */ color: oklch(44.2% 0.198 280.0);

Tailwind

colors: {
  custom: {
    50: '#876fd1',
    500: '#4636bb',
    950: '#000000',
  },
}

SCSS

$custom: #4636bb;
$custom-light: #876fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4636bb",
  "rgb": {
    "r": 70,
    "g": 54,
    "b": 187
  },
  "hsl": {
    "h": 247.218,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44173,
    "c": 0.1978,
    "h": 280
  },
  "luminance": 0.07528
}

Semantic roles & 50–950 ramp

primary

#4636BB

secondary

#C0C984

accent

#DF49CD

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4636BB

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

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