#31449C#31449C

#31449C is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.4% C 0.145 H 270.0°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#31449C
RGB	rgb(49, 68, 156)
HSL	hsl(229, 52%, 40%)
HSV	hsv(229, 69%, 61%)
CMYK	cmyk(68.6%, 56.4%, 0%, 38.8%)
CIE-LAB	lab(32.23, 22.79, -50.29)
CIE-LCH	lch(32.23, 55.21, 294.38°)
OKLab	oklab(42.44% -0.0001 -0.1447)
OKLCH	oklch(42.44% 0.145 270)
XYZ	xyz(9.3325, 7.1866, 32.3414)
Luminance	0.0719 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31449C #9C8931

analogous

#31799C #31449C #54319C

triadic

#31449C #9C3144 #449C31

tetradic

#31449C #9C3179 #9C8931 #319C54

square

#31449C #9C3179 #9C8931 #319C54

split-complementary

#31449C #9C5431 #799C31

monochromatic

#141B3F #22306D #31449C #455CC5 #7485D3

Accessibility & contrast

On white

8.62

#31449C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#31449C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31449C

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31449C	#FFFFFF	#000000	##FFFFFF
##31449C	1.00	8.62	2.44	8.62
#FFFFFF	8.62	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00519F

Deuteranopia (green-blind)

#00479A

Tritanopia (blue-blind)

#005969

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #31449c;
/* rgb */ color: rgb(49, 68, 156);
/* oklch */ color: oklch(42.4% 0.145 270.0);

Tailwind

colors: {
  custom: {
    50: '#7677ba',
    500: '#31449c',
    950: '#000000',
  },
}

SCSS

$custom: #31449c;
$custom-light: #7677ba;
$custom-dark: #000000;

JSON

{
  "hex": "#31449c",
  "rgb": {
    "r": 49,
    "g": 68,
    "b": 156
  },
  "hsl": {
    "h": 229.346,
    "s": 52.195,
    "l": 40.196
  },
  "oklch": {
    "l": 0.42442,
    "c": 0.14469,
    "h": 270
  },
  "luminance": 0.07188
}

Semantic roles & 50–950 ramp

primary

#31449C

secondary

#BBAE6D

accent

#C24CDC

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #31449C

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

Preview Lab → · Contrast checker → · Palette generator →