#313185#313185

#313185 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.8% C 0.137 H 277.3°. Best body text is #FFFFFF at 11.00:1 contrast (WCAG AA passes).

Color values

HEX	#313185
RGB	rgb(49, 49, 133)
HSL	hsl(240, 46%, 36%)
HSV	hsv(240, 63%, 52%)
CMYK	cmyk(63.2%, 63.2%, 0%, 47.8%)
CIE-LAB	lab(25.39, 27.08, -47.26)
CIE-LCH	lch(25.39, 54.47, 299.82°)
OKLab	oklab(36.78% 0.0174 -0.136)
OKLCH	oklch(36.78% 0.137 277.3)
XYZ	xyz(6.5972, 4.5425, 22.7149)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313185 #858531

analogous

#315B85 #313185 #5B3185

triadic

#313185 #853131 #318531

tetradic

#313185 #85315B #858531 #31855B

square

#313185 #85315B #858531 #31855B

split-complementary

#313185 #855B31 #5B8531

monochromatic

#10102C #212158 #313185 #4141B2 #6969C8

Accessibility & contrast

On white

11.00

#313185 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#313185 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313185

11.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313185	#FFFFFF	#000000	##FFFFFF
##313185	1.00	11.00	1.91	11.00
#FFFFFF	11.00	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004088

Deuteranopia (green-blind)

#003983

Tritanopia (blue-blind)

#004656

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #313185;
/* rgb */ color: rgb(49, 49, 133);
/* oklch */ color: oklch(36.8% 0.137 277.3);

Tailwind

colors: {
  custom: {
    50: '#7369a9',
    500: '#313185',
    950: '#000000',
  },
}

SCSS

$custom: #313185;
$custom-light: #7369a9;
$custom-dark: #000000;

JSON

{
  "hex": "#313185",
  "rgb": {
    "r": 49,
    "g": 49,
    "b": 133
  },
  "hsl": {
    "h": 240,
    "s": 46.154,
    "l": 35.686
  },
  "oklch": {
    "l": 0.36784,
    "c": 0.13707,
    "h": 277.3
  },
  "luminance": 0.04543
}

Semantic roles & 50–950 ramp

primary

#313185

secondary

#AFAF63

accent

#D652D6

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #313185

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

Preview Lab → · Contrast checker → · Palette generator →