#313E95#313E95

#313E95 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.7% C 0.143 H 272.0°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#313E95
RGB	rgb(49, 62, 149)
HSL	hsl(232, 51%, 39%)
HSV	hsv(232, 67%, 58%)
CMYK	cmyk(67.1%, 58.4%, 0%, 41.6%)
CIE-LAB	lab(30.08, 24.21, -49.52)
CIE-LCH	lch(30.08, 55.13, 296.06°)
OKLab	oklab(40.66% 0.0051 -0.1425)
OKLCH	oklch(40.66% 0.143 272)
XYZ	xyz(8.4122, 6.2674, 29.1944)
Luminance	0.0627 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313E95 #958831

analogous

#317095 #313E95 #563195

triadic

#313E95 #95313E #3E9531

tetradic

#313E95 #953170 #958831 #319556

square

#313E95 #953170 #958831 #319556

split-complementary

#313E95 #955631 #709531

monochromatic

#131839 #222B67 #313E95 #4253C1 #707DD0

Accessibility & contrast

On white

9.32

#313E95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#313E95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313E95

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313E95	#FFFFFF	#000000	##FFFFFF
##313E95	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B98

Deuteranopia (green-blind)

#004293

Tritanopia (blue-blind)

#005363

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #313e95;
/* rgb */ color: rgb(49, 62, 149);
/* oklch */ color: oklch(40.7% 0.143 272.0);

Tailwind

colors: {
  custom: {
    50: '#7573b5',
    500: '#313e95',
    950: '#000000',
  },
}

SCSS

$custom: #313e95;
$custom-light: #7573b5;
$custom-dark: #000000;

JSON

{
  "hex": "#313e95",
  "rgb": {
    "r": 49,
    "g": 62,
    "b": 149
  },
  "hsl": {
    "h": 232.2,
    "s": 50.505,
    "l": 38.824
  },
  "oklch": {
    "l": 0.40663,
    "c": 0.1426,
    "h": 272
  },
  "luminance": 0.06268
}

Semantic roles & 50–950 ramp

primary

#313E95

secondary

#B8AE6A

accent

#C84EDA

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #313E95

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

Preview Lab → · Contrast checker → · Palette generator →