#31449A#31449A

#31449A is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.3% C 0.142 H 269.9°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#31449A
RGB	rgb(49, 68, 154)
HSL	hsl(229, 52%, 40%)
HSV	hsv(229, 68%, 60%)
CMYK	cmyk(68.2%, 55.8%, 0%, 39.6%)
CIE-LAB	lab(32.08, 22.05, -49.32)
CIE-LCH	lch(32.08, 54.03, 294.08°)
OKLab	oklab(42.28% -0.0002 -0.1418)
OKLCH	oklch(42.28% 0.142 269.9)
XYZ	xyz(9.1645, 7.1194, 31.4568)
Luminance	0.0712 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31449A #9A8731

analogous

#31789A #31449A #53319A

triadic

#31449A #9A3144 #449A31

tetradic

#31449A #9A3178 #9A8731 #319A53

square

#31449A #9A3178 #9A8731 #319A53

split-complementary

#31449A #9A5331 #789A31

monochromatic

#131B3D #222F6C #31449A #455CC4 #7384D2

Accessibility & contrast

On white

8.66

#31449A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#31449A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31449A

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31449A	#FFFFFF	#000000	##FFFFFF
##31449A	1.00	8.66	2.42	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509D

Deuteranopia (green-blind)

#004798

Tritanopia (blue-blind)

#005968

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #31449a;
/* rgb */ color: rgb(49, 68, 154);
/* oklch */ color: oklch(42.3% 0.142 269.9);

Tailwind

colors: {
  custom: {
    50: '#7677b8',
    500: '#31449a',
    950: '#000000',
  },
}

SCSS

$custom: #31449a;
$custom-light: #7677b8;
$custom-dark: #000000;

JSON

{
  "hex": "#31449a",
  "rgb": {
    "r": 49,
    "g": 68,
    "b": 154
  },
  "hsl": {
    "h": 229.143,
    "s": 51.724,
    "l": 39.804
  },
  "oklch": {
    "l": 0.42281,
    "c": 0.14185,
    "h": 269.9
  },
  "luminance": 0.0712
}

Semantic roles & 50–950 ramp

primary

#31449A

secondary

#BAAC6C

accent

#C14DDB

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #31449A

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

Preview Lab → · Contrast checker → · Palette generator →