#313691#313691

#313691 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.8% C 0.147 H 274.8°. Best body text is #FFFFFF at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#313691
RGB	rgb(49, 54, 145)
HSL	hsl(237, 49%, 38%)
HSV	hsv(237, 66%, 57%)
CMYK	cmyk(66.2%, 62.8%, 0%, 43.1%)
CIE-LAB	lab(27.67, 28.07, -50.99)
CIE-LCH	lch(27.67, 58.21, 298.84°)
OKLab	oklab(38.78% 0.0123 -0.1469)
OKLCH	oklch(38.78% 0.147 274.8)
XYZ	xyz(7.6949, 5.3350, 27.4068)
Luminance	0.0534 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313691 #918C31

analogous

#316691 #313691 #5C3191

triadic

#313691 #913136 #369131

tetradic

#313691 #913166 #918C31 #31915C

square

#313691 #913166 #918C31 #31915C

split-complementary

#313691 #915C31 #669131

monochromatic

#121436 #222563 #313691 #4147BF #6E73CE

Accessibility & contrast

On white

10.16

#313691 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#313691 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313691

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313691	#FFFFFF	#000000	##FFFFFF
##313691	1.00	10.16	2.07	10.16
#FFFFFF	10.16	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004694

Deuteranopia (green-blind)

#003D8F

Tritanopia (blue-blind)

#004D5E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #313691;
/* rgb */ color: rgb(49, 54, 145);
/* oklch */ color: oklch(38.8% 0.147 274.8);

Tailwind

colors: {
  custom: {
    50: '#756db2',
    500: '#313691',
    950: '#000000',
  },
}

SCSS

$custom: #313691;
$custom-light: #756db2;
$custom-dark: #000000;

JSON

{
  "hex": "#313691",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 145
  },
  "hsl": {
    "h": 236.875,
    "s": 49.485,
    "l": 38.039
  },
  "oklch": {
    "l": 0.38776,
    "c": 0.14741,
    "h": 274.8
  },
  "luminance": 0.05336
}

Semantic roles & 50–950 ramp

primary

#313691

secondary

#B6B268

accent

#D24FD9

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #313691

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

Preview Lab → · Contrast checker → · Palette generator →