#31419A#31419A

#31419A is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.7% C 0.146 H 271.0°. Best body text is #FFFFFF at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#31419A
RGB	rgb(49, 65, 154)
HSL	hsl(231, 52%, 40%)
HSV	hsv(231, 68%, 60%)
CMYK	cmyk(68.2%, 57.8%, 0%, 39.6%)
CIE-LAB	lab(31.27, 24.05, -50.64)
CIE-LCH	lch(31.27, 56.06, 295.41°)
OKLab	oklab(41.68% 0.0025 -0.1457)
OKLCH	oklch(41.68% 0.146 271)
XYZ	xyz(8.9877, 6.7658, 31.3979)
Luminance	0.0677 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31419A #9A8A31

analogous

#31769A #31419A #55319A

triadic

#31419A #9A3141 #419A31

tetradic

#31419A #9A3176 #9A8A31 #319A55

square

#31419A #9A3176 #9A8A31 #319A55

split-complementary

#31419A #9A5531 #769A31

monochromatic

#131A3D #222D6C #31419A #4558C4 #7382D2

Accessibility & contrast

On white

8.92

#31419A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#31419A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31419A

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31419A	#FFFFFF	#000000	##FFFFFF
##31419A	1.00	8.92	2.35	8.92
#FFFFFF	8.92	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004E9D

Deuteranopia (green-blind)

#004598

Tritanopia (blue-blind)

#005767

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #31419a;
/* rgb */ color: rgb(49, 65, 154);
/* oklch */ color: oklch(41.7% 0.146 271.0);

Tailwind

colors: {
  custom: {
    50: '#7675b8',
    500: '#31419a',
    950: '#000000',
  },
}

SCSS

$custom: #31419a;
$custom-light: #7675b8;
$custom-dark: #000000;

JSON

{
  "hex": "#31419a",
  "rgb": {
    "r": 49,
    "g": 65,
    "b": 154
  },
  "hsl": {
    "h": 230.857,
    "s": 51.724,
    "l": 39.804
  },
  "oklch": {
    "l": 0.41675,
    "c": 0.14577,
    "h": 271
  },
  "luminance": 0.06767
}

Semantic roles & 50–950 ramp

primary

#31419A

secondary

#BAAE6C

accent

#C54DDB

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #31419A

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

Preview Lab → · Contrast checker → · Palette generator →