#4639AF#4639AF

#4639AF is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.5% C 0.179 H 280.9°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#4639AF
RGB	rgb(70, 57, 175)
HSL	hsl(247, 51%, 45%)
HSV	hsv(247, 67%, 69%)
CMYK	cmyk(60%, 67.4%, 0%, 31.4%)
CIE-LAB	lab(32.53, 39.71, -61.15)
CIE-LCH	lch(32.53, 72.92, 303.00°)
OKLab	oklab(43.52% 0.0339 -0.1761)
OKLCH	oklch(43.52% 0.179 280.9)
XYZ	xyz(11.7243, 7.3227, 41.3447)
Luminance	0.0732 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.72

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4639AF #A2AF39

analogous

#3967AF #4639AF #8139AF

triadic

#4639AF #AF4639 #39AF46

tetradic

#4639AF #AF3967 #A2AF39 #39AF81

square

#4639AF #AF3967 #A2AF39 #39AF81

split-complementary

#4639AF #AF8139 #67AF39

monochromatic

#211B53 #342A81 #4639AF #685BCA #928AD9

Accessibility & contrast

On white

8.52

#4639AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#4639AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4639AF

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4639AF	#FFFFFF	#000000	##FFFFFF
##4639AF	1.00	8.52	2.46	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B3

Deuteranopia (green-blind)

#0048AD

Tritanopia (blue-blind)

#00586F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4639af;
/* rgb */ color: rgb(70, 57, 175);
/* oklch */ color: oklch(43.5% 0.179 280.9);

Tailwind

colors: {
  custom: {
    50: '#8570c8',
    500: '#4639af',
    950: '#000000',
  },
}

SCSS

$custom: #4639af;
$custom-light: #8570c8;
$custom-dark: #000000;

JSON

{
  "hex": "#4639af",
  "rgb": {
    "r": 70,
    "g": 57,
    "b": 175
  },
  "hsl": {
    "h": 246.61,
    "s": 50.862,
    "l": 45.49
  },
  "oklch": {
    "l": 0.43522,
    "c": 0.17934,
    "h": 280.9
  },
  "luminance": 0.07323
}

Semantic roles & 50–950 ramp

primary

#4639AF

secondary

#BCC381

accent

#DA4DCB

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4639AF

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

Preview Lab → · Contrast checker → · Palette generator →