#313690#313690

#313690 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.7% C 0.146 H 274.8°. Best body text is #FFFFFF at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#313690
RGB	rgb(49, 54, 144)
HSL	hsl(237, 49%, 38%)
HSV	hsv(237, 66%, 56%)
CMYK	cmyk(66%, 62.5%, 0%, 43.5%)
CIE-LAB	lab(27.58, 27.71, -50.51)
CIE-LCH	lch(27.58, 57.61, 298.75°)
OKLab	oklab(38.69% 0.0123 -0.1455)
OKLCH	oklch(38.69% 0.146 274.8)
XYZ	xyz(7.6182, 5.3043, 27.0025)
Luminance	0.0530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313690 #908B31

analogous

#316590 #313690 #5B3190

triadic

#313690 #903136 #369031

tetradic

#313690 #903165 #908B31 #31905B

square

#313690 #903165 #908B31 #31905B

split-complementary

#313690 #905B31 #659031

monochromatic

#121435 #212562 #313690 #4147BE #6E73CE

Accessibility & contrast

On white

10.19

#313690 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#313690 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313690

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313690	#FFFFFF	#000000	##FFFFFF
##313690	1.00	10.19	2.06	10.19
#FFFFFF	10.19	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004593

Deuteranopia (green-blind)

#003D8E

Tritanopia (blue-blind)

#004C5D

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #313690;
/* rgb */ color: rgb(49, 54, 144);
/* oklch */ color: oklch(38.7% 0.146 274.8);

Tailwind

colors: {
  custom: {
    50: '#756db1',
    500: '#313690',
    950: '#000000',
  },
}

SCSS

$custom: #313690;
$custom-light: #756db1;
$custom-dark: #000000;

JSON

{
  "hex": "#313690",
  "rgb": {
    "r": 49,
    "g": 54,
    "b": 144
  },
  "hsl": {
    "h": 236.842,
    "s": 49.223,
    "l": 37.843
  },
  "oklch": {
    "l": 0.38688,
    "c": 0.14601,
    "h": 274.8
  },
  "luminance": 0.05305
}

Semantic roles & 50–950 ramp

primary

#313690

secondary

#B5B168

accent

#D24FD9

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #313690

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

Preview Lab → · Contrast checker → · Palette generator →