#313490#313490

#313490 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.3% C 0.149 H 275.4°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#313490
RGB	rgb(49, 52, 144)
HSL	hsl(238, 49%, 38%)
HSV	hsv(238, 66%, 56%)
CMYK	cmyk(66%, 63.9%, 0%, 43.5%)
CIE-LAB	lab(27.08, 29.03, -51.33)
CIE-LCH	lch(27.08, 58.97, 299.49°)
OKLab	oklab(38.32% 0.014 -0.1479)
OKLCH	oklch(38.32% 0.149 275.4)
XYZ	xyz(7.5270, 5.1219, 26.9721)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313490 #908D31

analogous

#316490 #313490 #5D3190

triadic

#313490 #903134 #349031

tetradic

#313490 #903164 #908D31 #31905D

square

#313490 #903164 #908D31 #31905D

split-complementary

#313490 #905D31 #649031

monochromatic

#121335 #212462 #313490 #4144BE #6E71CE

Accessibility & contrast

On white

10.37

#313490 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#313490 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313490

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313490	#FFFFFF	#000000	##FFFFFF
##313490	1.00	10.37	2.02	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004493

Deuteranopia (green-blind)

#003C8E

Tritanopia (blue-blind)

#004B5D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #313490;
/* rgb */ color: rgb(49, 52, 144);
/* oklch */ color: oklch(38.3% 0.149 275.4);

Tailwind

colors: {
  custom: {
    50: '#756bb1',
    500: '#313490',
    950: '#000000',
  },
}

SCSS

$custom: #313490;
$custom-light: #756bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#313490",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 144
  },
  "hsl": {
    "h": 238.105,
    "s": 49.223,
    "l": 37.843
  },
  "oklch": {
    "l": 0.38317,
    "c": 0.14858,
    "h": 275.4
  },
  "luminance": 0.05123
}

Semantic roles & 50–950 ramp

primary

#313490

secondary

#B5B368

accent

#D44FD9

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #313490

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

Preview Lab → · Contrast checker → · Palette generator →