#313586#313586

#313586 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.6% C 0.133 H 275.8°. Best body text is #FFFFFF at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#313586
RGB	rgb(49, 53, 134)
HSL	hsl(237, 46%, 36%)
HSV	hsv(237, 63%, 53%)
CMYK	cmyk(63.4%, 60.4%, 0%, 47.5%)
CIE-LAB	lab(26.51, 24.78, -46.07)
CIE-LCH	lch(26.51, 52.31, 298.27°)
OKLab	oklab(37.63% 0.0135 -0.1324)
OKLCH	oklch(37.63% 0.133 275.8)
XYZ	xyz(6.8414, 4.9199, 23.1387)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313586 #868231

analogous

#315F86 #313586 #573186

triadic

#313586 #863135 #358631

tetradic

#313586 #86315F #868231 #318657

square

#313586 #86315F #868231 #318657

split-complementary

#313586 #865731 #5F8631

monochromatic

#10122C #212359 #313586 #4147B3 #696EC8

Accessibility & contrast

On white

10.58

#313586 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#313586 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313586

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313586	#FFFFFF	#000000	##FFFFFF
##313586	1.00	10.58	1.98	10.58
#FFFFFF	10.58	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004289

Deuteranopia (green-blind)

#003B84

Tritanopia (blue-blind)

#004958

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #313586;
/* rgb */ color: rgb(49, 53, 134);
/* oklch */ color: oklch(37.6% 0.133 275.8);

Tailwind

colors: {
  custom: {
    50: '#736caa',
    500: '#313586',
    950: '#000000',
  },
}

SCSS

$custom: #313586;
$custom-light: #736caa;
$custom-dark: #000000;

JSON

{
  "hex": "#313586",
  "rgb": {
    "r": 49,
    "g": 53,
    "b": 134
  },
  "hsl": {
    "h": 237.176,
    "s": 46.448,
    "l": 35.882
  },
  "oklch": {
    "l": 0.37633,
    "c": 0.13312,
    "h": 275.8
  },
  "luminance": 0.0492
}

Semantic roles & 50–950 ramp

primary

#313586

secondary

#B0AC63

accent

#D052D6

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #313586

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

Preview Lab → · Contrast checker → · Palette generator →