#313384#313384

#313384 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.1% C 0.133 H 276.7°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#313384
RGB	rgb(49, 51, 132)
HSL	hsl(239, 46%, 35%)
HSV	hsv(239, 63%, 52%)
CMYK	cmyk(62.9%, 61.4%, 0%, 48.2%)
CIE-LAB	lab(25.82, 25.39, -45.93)
CIE-LCH	lch(25.82, 52.48, 298.94°)
OKLab	oklab(37.08% 0.0155 -0.132)
OKLCH	oklch(37.08% 0.133 276.7)
XYZ	xyz(6.6140, 4.6861, 22.3813)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313384 #848231

analogous

#315C84 #313384 #583184

triadic

#313384 #843133 #338431

tetradic

#313384 #84315C #848231 #318458

square

#313384 #84315C #848231 #318458

split-complementary

#313384 #845831 #5C8431

monochromatic

#10112B #202257 #313384 #4244B1 #686BC7

Accessibility & contrast

On white

10.84

#313384 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#313384 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313384

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313384	#FFFFFF	#000000	##FFFFFF
##313384	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004187

Deuteranopia (green-blind)

#003A82

Tritanopia (blue-blind)

#004756

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #313384;
/* rgb */ color: rgb(49, 51, 132);
/* oklch */ color: oklch(37.1% 0.133 276.7);

Tailwind

colors: {
  custom: {
    50: '#736aa8',
    500: '#313384',
    950: '#000000',
  },
}

SCSS

$custom: #313384;
$custom-light: #736aa8;
$custom-dark: #000000;

JSON

{
  "hex": "#313384",
  "rgb": {
    "r": 49,
    "g": 51,
    "b": 132
  },
  "hsl": {
    "h": 238.554,
    "s": 45.856,
    "l": 35.49
  },
  "oklch": {
    "l": 0.37076,
    "c": 0.13295,
    "h": 276.7
  },
  "luminance": 0.04687
}

Semantic roles & 50–950 ramp

primary

#313384

secondary

#AEAD62

accent

#D252D6

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #313384

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

Preview Lab → · Contrast checker → · Palette generator →