#313297#313297

#313297 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.6% C 0.161 H 275.4°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#313297
RGB	rgb(49, 50, 151)
HSL	hsl(239, 51%, 39%)
HSV	hsv(239, 68%, 59%)
CMYK	cmyk(67.5%, 66.9%, 0%, 40.8%)
CIE-LAB	lab(27.21, 32.80, -55.43)
CIE-LCH	lch(27.21, 64.41, 300.62°)
OKLab	oklab(38.6% 0.0151 -0.1599)
OKLCH	oklch(38.6% 0.161 275.4)
XYZ	xyz(7.9913, 5.1678, 29.8485)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313297 #979631

analogous

#316597 #313297 #633197

triadic

#313297 #973132 #329731

tetradic

#313297 #973165 #979631 #319763

square

#313297 #973165 #979631 #319763

split-complementary

#313297 #976331 #659731

monochromatic

#13133B #222369 #313297 #4344C2 #7172D1

Accessibility & contrast

On white

10.33

#313297 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#313297 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313297

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313297	#FFFFFF	#000000	##FFFFFF
##313297	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459A

Deuteranopia (green-blind)

#003C95

Tritanopia (blue-blind)

#004C60

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #313297;
/* rgb */ color: rgb(49, 50, 151);
/* oklch */ color: oklch(38.6% 0.161 275.4);

Tailwind

colors: {
  custom: {
    50: '#776ab7',
    500: '#313297',
    950: '#000000',
  },
}

SCSS

$custom: #313297;
$custom-light: #776ab7;
$custom-dark: #000000;

JSON

{
  "hex": "#313297",
  "rgb": {
    "r": 49,
    "g": 50,
    "b": 151
  },
  "hsl": {
    "h": 239.412,
    "s": 51,
    "l": 39.216
  },
  "oklch": {
    "l": 0.38601,
    "c": 0.16065,
    "h": 275.4
  },
  "luminance": 0.05169
}

Semantic roles & 50–950 ramp

primary

#313297

secondary

#B9B86B

accent

#D94DDA

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #313297

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

Preview Lab → · Contrast checker → · Palette generator →