#313D92#313D92

#313D92 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.2% C 0.140 H 272.4°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#313D92
RGB	rgb(49, 61, 146)
HSL	hsl(233, 50%, 38%)
HSV	hsv(233, 66%, 57%)
CMYK	cmyk(66.4%, 58.2%, 0%, 42.7%)
CIE-LAB	lab(29.58, 23.78, -48.50)
CIE-LCH	lch(29.58, 54.02, 296.12°)
OKLab	oklab(40.22% 0.0059 -0.1395)
OKLCH	oklch(40.22% 0.14 272.4)
XYZ	xyz(8.1219, 6.0651, 27.9312)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313D92 #928631

analogous

#316D92 #313D92 #553192

triadic

#313D92 #92313D #3D9231

tetradic

#313D92 #92316D #928631 #319255

square

#313D92 #92316D #928631 #319255

split-complementary

#313D92 #925531 #6D9231

monochromatic

#121736 #222A64 #313D92 #4151BF #6F7BCF

Accessibility & contrast

On white

9.49

#313D92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#313D92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313D92

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313D92	#FFFFFF	#000000	##FFFFFF
##313D92	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A95

Deuteranopia (green-blind)

#004190

Tritanopia (blue-blind)

#005261

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #313d92;
/* rgb */ color: rgb(49, 61, 146);
/* oklch */ color: oklch(40.2% 0.140 272.4);

Tailwind

colors: {
  custom: {
    50: '#7572b3',
    500: '#313d92',
    950: '#000000',
  },
}

SCSS

$custom: #313d92;
$custom-light: #7572b3;
$custom-dark: #000000;

JSON

{
  "hex": "#313d92",
  "rgb": {
    "r": 49,
    "g": 61,
    "b": 146
  },
  "hsl": {
    "h": 232.577,
    "s": 49.744,
    "l": 38.235
  },
  "oklch": {
    "l": 0.40216,
    "c": 0.13963,
    "h": 272.4
  },
  "luminance": 0.06066
}

Semantic roles & 50–950 ramp

primary

#313D92

secondary

#B6AD69

accent

#C84FD9

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #313D92

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

Preview Lab → · Contrast checker → · Palette generator →