#4631B8#4631B8

#4631B8 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 43.2% C 0.199 H 281.1°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX#4631B8
RGBrgb(70, 49, 184)
HSLhsl(249, 58%, 46%)
HSVhsv(249, 73%, 72%)
CMYKcmyk(62%, 73.4%, 0%, 27.8%)
CIE-LABlab(31.71, 47.07, -67.85)
CIE-LCHlch(31.71, 82.57, 304.75°)
OKLaboklab(43.19% 0.0385 -0.1957)
OKLCHoklch(43.19% 0.199 281.1)
XYZxyz(12.2731, 6.9585, 46.0345)
Luminance0.0696 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4631B8 #A3B831
analogous
#3160B8 #4631B8 #8931B8
triadic
#4631B8 #B84631 #31B846
tetradic
#4631B8 #B83160 #A3B831 #31B889
square
#4631B8 #B83160 #A3B831 #31B889
split-complementary
#4631B8 #B88931 #60B831
monochromatic
#211757 #342488 #4631B8 #6855D2 #9385DE

Accessibility & contrast

On white

8.78
#4631B8 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.39
#4631B8 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4631B8
8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4631B8#FFFFFF#000000##FFFFFF
##4631B81.008.782.398.78
#FFFFFF8.781.0021.001.00
#0000002.3921.001.0021.00
##FFFFFF8.781.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004FBC
Deuteranopia (green-blind)
#0046B6
Tritanopia (blue-blind)
#005772
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #4631b8;
/* rgb */ color: rgb(70, 49, 184);
/* oklch */ color: oklch(43.2% 0.199 281.1);
Tailwind
colors: {
  custom: {
    50: '#876ccf',
    500: '#4631b8',
    950: '#000000',
  },
}
SCSS
$custom: #4631b8;
$custom-light: #876ccf;
$custom-dark: #000000;
JSON
{
  "hex": "#4631b8",
  "rgb": {
    "r": 70,
    "g": 49,
    "b": 184
  },
  "hsl": {
    "h": 249.333,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.43187,
    "c": 0.19943,
    "h": 281.1
  },
  "luminance": 0.06959
}

Semantic roles & 50–950 ramp

primary
#4631B8
secondary
#BCC87D
accent
#E147C9
background
#F8F6FC
surface
#F0EBF9
border
#CBC6D2
text
#0D0714
muted
#7D7A82

Preview Lab

Preview with #4631B8

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

Preview Lab → · Contrast checker → · Palette generator →

#4631B8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva