#313374#313374

#313374 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.8% C 0.109 H 278.0°. Best body text is #FFFFFF at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#313374
RGB	rgb(49, 51, 116)
HSL	hsl(238, 41%, 32%)
HSV	hsv(238, 58%, 45%)
CMYK	cmyk(57.8%, 56%, 0%, 54.5%)
CIE-LAB	lab(24.58, 19.67, -37.84)
CIE-LCH	lch(24.58, 42.64, 297.46°)
OKLab	oklab(35.76% 0.0152 -0.1082)
OKLCH	oklch(35.76% 0.109 278)
XYZ	xyz(5.6018, 4.2812, 17.0508)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313374 #747231

analogous

#315574 #313374 #513174

triadic

#313374 #743133 #337431

tetradic

#313374 #743155 #747231 #317451

square

#313374 #743155 #747231 #317451

split-complementary

#313374 #745131 #557431

monochromatic

#0D0D1E #1F2049 #313374 #43469F #6365BD

Accessibility & contrast

On white

11.31

#313374 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#313374 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313374

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313374	#FFFFFF	#000000	##FFFFFF
##313374	1.00	11.31	1.86	11.31
#FFFFFF	11.31	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C3D76

Deuteranopia (green-blind)

#003873

Tritanopia (blue-blind)

#0F424E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #313374;
/* rgb */ color: rgb(49, 51, 116);
/* oklch */ color: oklch(35.8% 0.109 278.0);

Tailwind

colors: {
  custom: {
    50: '#6f6a9c',
    500: '#313374',
    950: '#000000',
  },
}

SCSS

$custom: #313374;
$custom-light: #6f6a9c;
$custom-dark: #000000;

JSON

{
  "hex": "#313374",
  "rgb": {
    "r": 49,
    "g": 51,
    "b": 116
  },
  "hsl": {
    "h": 238.209,
    "s": 40.606,
    "l": 32.353
  },
  "oklch": {
    "l": 0.35761,
    "c": 0.10931,
    "h": 278
  },
  "luminance": 0.04282
}

Semantic roles & 50–950 ramp

primary

#313374

secondary

#A4A25C

accent

#CD57D0

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060E

muted

#7B7A7E

Preview Lab

Preview with #313374

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

Preview Lab → · Contrast checker → · Palette generator →