#4638BC#4638BC

#4638BC is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.6% C 0.197 H 279.6°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#4638BC
RGB	rgb(70, 56, 188)
HSL	hsl(246, 54%, 48%)
HSV	hsv(246, 70%, 74%)
CMYK	cmyk(62.8%, 70.2%, 0%, 26.3%)
CIE-LAB	lab(33.48, 44.44, -67.31)
CIE-LCH	lch(33.48, 80.65, 303.43°)
OKLab	oklab(44.56% 0.0327 -0.1941)
OKLCH	oklch(44.56% 0.197 279.6)
XYZ	xyz(13.0142, 7.7603, 48.3793)
Luminance	0.0776 (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

#4638BC #AEBC38

analogous

#386CBC #4638BC #8838BC

triadic

#4638BC #BC4638 #38BC46

tetradic

#4638BC #BC386C #AEBC38 #38BC88

square

#4638BC #BC386C #AEBC38 #38BC88

split-complementary

#4638BC #BC8838 #6CBC38

monochromatic

#231C5E #342A8D #4638BC #6D61D0 #9990DE

Accessibility & contrast

On white

8.23

#4638BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#4638BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4638BC

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4638BC	#FFFFFF	#000000	##FFFFFF
##4638BC	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C0

Deuteranopia (green-blind)

#004ABA

Tritanopia (blue-blind)

#005C76

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4638bc;
/* rgb */ color: rgb(70, 56, 188);
/* oklch */ color: oklch(44.6% 0.197 279.6);

Tailwind

colors: {
  custom: {
    50: '#8770d1',
    500: '#4638bc',
    950: '#000000',
  },
}

SCSS

$custom: #4638bc;
$custom-light: #8770d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4638bc",
  "rgb": {
    "r": 70,
    "g": 56,
    "b": 188
  },
  "hsl": {
    "h": 246.364,
    "s": 54.098,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44559,
    "c": 0.19686,
    "h": 279.6
  },
  "luminance": 0.07761
}

Semantic roles & 50–950 ramp

primary

#4638BC

secondary

#C2C987

accent

#DD4ACE

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4638BC

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

Preview Lab → · Contrast checker → · Palette generator →