#4531BB#4531BB

#4531BB is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.4% C 0.203 H 280.3°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX#4531BB
RGBrgb(69, 49, 187)
HSLhsl(249, 58%, 46%)
HSVhsv(249, 74%, 73%)
CMYKcmyk(63.1%, 73.8%, 0%, 26.7%)
CIE-LABlab(31.92, 47.86, -69.29)
CIE-LCHlch(31.92, 84.21, 304.63°)
OKLaboklab(43.4% 0.0364 -0.1999)
OKLCHoklch(43.4% 0.203 280.3)
XYZxyz(12.5194, 7.0487, 47.7049)
Luminance0.0705 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4531BB #A7BB31
analogous
#3162BB #4531BB #8A31BB
triadic
#4531BB #BB4531 #31BB45
tetradic
#4531BB #BB3162 #A7BB31 #31BB8A
square
#4531BB #BB3162 #A7BB31 #31BB8A
split-complementary
#4531BB #BB8A31 #62BB31
monochromatic
#21185A #33248B #4531BB #6856D3 #9487E0

Accessibility & contrast

On white

8.71
#4531BB on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.41
#4531BB on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4531BB
8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4531BB#FFFFFF#000000##FFFFFF
##4531BB1.008.712.418.71
#FFFFFF8.711.0021.001.00
#0000002.4121.001.0021.00
##FFFFFF8.711.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0050BF
Deuteranopia (green-blind)
#0046B8
Tritanopia (blue-blind)
#005873
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #4531bb;
/* rgb */ color: rgb(69, 49, 187);
/* oklch */ color: oklch(43.4% 0.203 280.3);
Tailwind
colors: {
  custom: {
    50: '#876cd1',
    500: '#4531bb',
    950: '#000000',
  },
}
SCSS
$custom: #4531bb;
$custom-light: #876cd1;
$custom-dark: #000000;
JSON
{
  "hex": "#4531bb",
  "rgb": {
    "r": 69,
    "g": 49,
    "b": 187
  },
  "hsl": {
    "h": 248.696,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.43399,
    "c": 0.2032,
    "h": 280.3
  },
  "luminance": 0.0705
}

Semantic roles & 50–950 ramp

primary
#4531BB
secondary
#BEC97F
accent
#E246CB
background
#F9F6FD
surface
#F1EBFA
border
#CBC6D3
text
#0D0714
muted
#7E7A83

Preview Lab

Preview with #4531BB

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

Preview Lab → · Contrast checker → · Palette generator →

#4531BB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva