#313671#313671

#313671 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.2% C 0.100 H 276.5°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#313671
RGB	rgb(49, 54, 113)
HSL	hsl(235, 40%, 32%)
HSV	hsv(235, 57%, 44%)
CMYK	cmyk(56.6%, 52.2%, 0%, 55.7%)
CIE-LAB	lab(25.21, 16.54, -34.91)
CIE-LCH	lch(25.21, 38.63, 295.35°)
OKLab	oklab(36.17% 0.0114 -0.0996)
OKLCH	oklch(36.17% 0.1 276.5)
XYZ	xyz(5.5655, 4.4832, 16.1917)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313671 #716C31

analogous

#315671 #313671 #4C3171

triadic

#313671 #713136 #367131

tetradic

#313671 #713156 #716C31 #31714C

square

#313671 #713156 #716C31 #31714C

split-complementary

#313671 #714C31 #567131

monochromatic

#0C0D1C #1E2246 #313671 #444A9C #6269BB

Accessibility & contrast

On white

11.07

#313671 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#313671 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313671

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313671	#FFFFFF	#000000	##FFFFFF
##313671	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#193E73

Deuteranopia (green-blind)

#103970

Tritanopia (blue-blind)

#12434E

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #313671;
/* rgb */ color: rgb(49, 54, 113);
/* oklch */ color: oklch(36.2% 0.100 276.5);

Tailwind

colors: {
  custom: {
    50: '#6f6c9a',
    500: '#313671',
    950: '#000000',
  },
}

SCSS

$custom: #313671;
$custom-light: #6f6c9a;
$custom-dark: #000000;

JSON

{
  "hex": "#313671",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 113
  },
  "hsl": {
    "h": 235.313,
    "s": 39.506,
    "l": 31.765
  },
  "oklch": {
    "l": 0.36165,
    "c": 0.10027,
    "h": 276.5
  },
  "luminance": 0.04484
}

Semantic roles & 50–950 ramp

primary

#313671

secondary

#A29D5C

accent

#C658CF

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#08070E

muted

#7B7A7E

Preview Lab

Preview with #313671

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

Preview Lab → · Contrast checker → · Palette generator →