#4636B3#4636B3

#4636B3 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.4% C 0.188 H 281.0°. Best body text is #FFFFFF at 8.61:1 contrast (WCAG AA passes).

Color values

HEX#4636B3
RGBrgb(70, 54, 179)
HSLhsl(248, 54%, 46%)
HSVhsv(248, 70%, 70%)
CMYKcmyk(60.9%, 69.8%, 0%, 29.8%)
CIE-LABlab(32.24, 42.73, -64.00)
CIE-LCHlch(32.24, 76.96, 303.73°)
OKLaboklab(43.43% 0.0357 -0.1844)
OKLCHoklch(43.43% 0.188 281)
XYZxyz(11.9791, 7.1942, 43.3965)
Luminance0.0720 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4636B3 #A3B336
analogous
#3664B3 #4636B3 #8436B3
triadic
#4636B3 #B34636 #36B346
tetradic
#4636B3 #B33664 #A3B336 #36B384
square
#4636B3 #B33664 #A3B336 #36B384
split-complementary
#4636B3 #B38436 #64B336
monochromatic
#211A55 #342884 #4636B3 #6859CD #9388DB

Accessibility & contrast

On white

8.61
#4636B3 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.44
#4636B3 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4636B3
8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4636B3#FFFFFF#000000##FFFFFF
##4636B31.008.612.448.61
#FFFFFF8.611.0021.001.00
#0000002.4421.001.0021.00
##FFFFFF8.611.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0050B7
Deuteranopia (green-blind)
#0047B1
Tritanopia (blue-blind)
#005770
Achromatopsia (no color)
#4C4C4C

Design tokens & code

CSS
--color: #4636b3;
/* rgb */ color: rgb(70, 54, 179);
/* oklch */ color: oklch(43.4% 0.188 281.0);
Tailwind
colors: {
  custom: {
    50: '#866fcb',
    500: '#4636b3',
    950: '#000000',
  },
}
SCSS
$custom: #4636b3;
$custom-light: #866fcb;
$custom-dark: #000000;
JSON
{
  "hex": "#4636b3",
  "rgb": {
    "r": 70,
    "g": 54,
    "b": 179
  },
  "hsl": {
    "h": 247.68,
    "s": 53.648,
    "l": 45.686
  },
  "oklch": {
    "l": 0.43425,
    "c": 0.18788,
    "h": 281
  },
  "luminance": 0.07195
}

Semantic roles & 50–950 ramp

primary
#4636B3
secondary
#BCC580
accent
#DD4BCA
background
#F8F6FC
surface
#F0ECF9
border
#CBC7D2
text
#0C0713
muted
#7D7A82

Preview Lab

Preview with #4636B3

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

Preview Lab → · Contrast checker → · Palette generator →

#4636B3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva