#313E94#313E94

#313E94 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.6% C 0.141 H 272.0°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#313E94
RGB	rgb(49, 62, 148)
HSL	hsl(232, 50%, 39%)
HSV	hsv(232, 67%, 58%)
CMYK	cmyk(66.9%, 58.1%, 0%, 42%)
CIE-LAB	lab(30.00, 23.85, -49.04)
CIE-LCH	lch(30.00, 54.53, 295.93°)
OKLab	oklab(40.58% 0.005 -0.1411)
OKLCH	oklch(40.58% 0.141 272)
XYZ	xyz(8.3327, 6.2356, 28.7757)
Luminance	0.0624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313E94 #948731

analogous

#316F94 #313E94 #553194

triadic

#313E94 #94313E #3E9431

tetradic

#313E94 #94316F #948731 #319455

square

#313E94 #94316F #948731 #319455

split-complementary

#313E94 #945531 #6F9431

monochromatic

#131738 #222B66 #313E94 #4252C0 #707CD0

Accessibility & contrast

On white

9.34

#313E94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#313E94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313E94

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313E94	#FFFFFF	#000000	##FFFFFF
##313E94	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B97

Deuteranopia (green-blind)

#004292

Tritanopia (blue-blind)

#005362

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #313e94;
/* rgb */ color: rgb(49, 62, 148);
/* oklch */ color: oklch(40.6% 0.141 272.0);

Tailwind

colors: {
  custom: {
    50: '#7573b4',
    500: '#313e94',
    950: '#000000',
  },
}

SCSS

$custom: #313e94;
$custom-light: #7573b4;
$custom-dark: #000000;

JSON

{
  "hex": "#313e94",
  "rgb": {
    "r": 49,
    "g": 62,
    "b": 148
  },
  "hsl": {
    "h": 232.121,
    "s": 50.254,
    "l": 38.627
  },
  "oklch": {
    "l": 0.4058,
    "c": 0.14117,
    "h": 272
  },
  "luminance": 0.06236
}

Semantic roles & 50–950 ramp

primary

#313E94

secondary

#B7AD69

accent

#C74EDA

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #313E94

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

Preview Lab → · Contrast checker → · Palette generator →