#313395#313395

#313395 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.6% C 0.157 H 275.3°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#313395
RGB	rgb(49, 51, 149)
HSL	hsl(239, 51%, 39%)
HSV	hsv(239, 67%, 58%)
CMYK	cmyk(67.1%, 65.8%, 0%, 41.6%)
CIE-LAB	lab(27.27, 31.46, -54.10)
CIE-LCH	lch(27.27, 62.58, 300.18°)
OKLab	oklab(38.59% 0.0145 -0.156)
OKLCH	oklch(38.59% 0.157 275.3)
XYZ	xyz(7.8735, 5.1899, 29.0148)
Luminance	0.0519 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313395 #959331

analogous

#316595 #313395 #613195

triadic

#313395 #953133 #339531

tetradic

#313395 #953165 #959331 #319561

square

#313395 #953165 #959331 #319561

split-complementary

#313395 #956131 #659531

monochromatic

#131339 #222367 #313395 #4245C1 #7072D0

Accessibility & contrast

On white

10.30

#313395 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#313395 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313395

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313395	#FFFFFF	#000000	##FFFFFF
##313395	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004598

Deuteranopia (green-blind)

#003C93

Tritanopia (blue-blind)

#004C5F

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #313395;
/* rgb */ color: rgb(49, 51, 149);
/* oklch */ color: oklch(38.6% 0.157 275.3);

Tailwind

colors: {
  custom: {
    50: '#766bb5',
    500: '#313395',
    950: '#000000',
  },
}

SCSS

$custom: #313395;
$custom-light: #766bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#313395",
  "rgb": {
    "r": 49,
    "g": 51,
    "b": 149
  },
  "hsl": {
    "h": 238.8,
    "s": 50.505,
    "l": 38.824
  },
  "oklch": {
    "l": 0.38591,
    "c": 0.15672,
    "h": 275.3
  },
  "luminance": 0.05191
}

Semantic roles & 50–950 ramp

primary

#313395

secondary

#B8B66A

accent

#D74EDA

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #313395

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

Preview Lab → · Contrast checker → · Palette generator →