#31477E#31477E

#31477E is a dark, moderate blue. Relative luminance 0.067; OKLCH L 40.9% C 0.096 H 265.9°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#31477E
RGB	rgb(49, 71, 126)
HSL	hsl(223, 44%, 34%)
HSV	hsv(223, 61%, 49%)
CMYK	cmyk(61.1%, 43.7%, 0%, 50.6%)
CIE-LAB	lab(31.03, 9.66, -33.79)
CIE-LCH	lch(31.03, 35.15, 285.95°)
OKLab	oklab(40.88% -0.0069 -0.0961)
OKLCH	oklch(40.88% 0.096 265.9)
XYZ	xyz(7.2845, 6.6652, 20.6373)
Luminance	0.0667 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31477E #7E6831

analogous

#316E7E #31477E #42317E

triadic

#31477E #7E3147 #477E31

tetradic

#31477E #7E316E #7E6831 #317E42

square

#31477E #7E316E #7E6831 #317E42

split-complementary

#31477E #7E4231 #6E7E31

monochromatic

#0F1526 #202E52 #31477E #4260AA #6681C3

Accessibility & contrast

On white

9.00

#31477E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#31477E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31477E

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31477E	#FFFFFF	#000000	##FFFFFF
##31477E	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F4D80

Deuteranopia (green-blind)

#24467D

Tritanopia (blue-blind)

#00535C

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #31477e;
/* rgb */ color: rgb(49, 71, 126);
/* oklch */ color: oklch(40.9% 0.096 265.9);

Tailwind

colors: {
  custom: {
    50: '#7079a4',
    500: '#31477e',
    950: '#000000',
  },
}

SCSS

$custom: #31477e;
$custom-light: #7079a4;
$custom-dark: #000000;

JSON

{
  "hex": "#31477e",
  "rgb": {
    "r": 49,
    "g": 71,
    "b": 126
  },
  "hsl": {
    "h": 222.857,
    "s": 44,
    "l": 34.314
  },
  "oklch": {
    "l": 0.40877,
    "c": 0.0964,
    "h": 265.9
  },
  "luminance": 0.06666
}

Semantic roles & 50–950 ramp

primary

#31477E

secondary

#AB9560

accent

#AF54D4

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#08090F

muted

#7B7B7F

Preview Lab

Preview with #31477E

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

Preview Lab → · Contrast checker → · Palette generator →