#31477A#31477A

#31477A is a dark, moderate blue. Relative luminance 0.066; OKLCH L 40.6% C 0.090 H 265.0°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#31477A
RGB	rgb(49, 71, 122)
HSL	hsl(222, 43%, 34%)
HSV	hsv(222, 60%, 48%)
CMYK	cmyk(59.8%, 41.8%, 0%, 52.2%)
CIE-LAB	lab(30.79, 8.20, -31.68)
CIE-LCH	lch(30.79, 32.72, 284.52°)
OKLab	oklab(40.62% -0.0078 -0.0899)
OKLCH	oklch(40.62% 0.09 265)
XYZ	xyz(7.0315, 6.5640, 19.3050)
Luminance	0.0657 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31477A #7A6431

analogous

#316B7A #31477A #3F317A

triadic

#31477A #7A3147 #477A31

tetradic

#31477A #7A316B #7A6431 #317A3F

square

#31477A #7A316B #7A6431 #317A3F

split-complementary

#31477A #7A3F31 #6B7A31

monochromatic

#0E1423 #1F2E4E #31477A #4360A6 #6480C1

Accessibility & contrast

On white

9.08

#31477A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#31477A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31477A

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31477A	#FFFFFF	#000000	##FFFFFF
##31477A	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#314C7C

Deuteranopia (green-blind)

#284579

Tritanopia (blue-blind)

#00525A

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #31477a;
/* rgb */ color: rgb(49, 71, 122);
/* oklch */ color: oklch(40.6% 0.090 265.0);

Tailwind

colors: {
  custom: {
    50: '#7079a1',
    500: '#31477a',
    950: '#000000',
  },
}

SCSS

$custom: #31477a;
$custom-light: #7079a1;
$custom-dark: #000000;

JSON

{
  "hex": "#31477a",
  "rgb": {
    "r": 49,
    "g": 71,
    "b": 122
  },
  "hsl": {
    "h": 221.918,
    "s": 42.69,
    "l": 33.529
  },
  "oklch": {
    "l": 0.40615,
    "c": 0.09029,
    "h": 265
  },
  "luminance": 0.06565
}

Semantic roles & 50–950 ramp

primary

#31477A

secondary

#A8925E

accent

#AD55D2

background

#F7F7F9

surface

#EDEDF2

border

#C8C8CC

text

#08090F

muted

#7B7B7E

Preview Lab

Preview with #31477A

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

Preview Lab → · Contrast checker → · Palette generator →