#312185#312185

#312185 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.1% C 0.157 H 281.4°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#312185
RGB	rgb(49, 33, 133)
HSL	hsl(250, 60%, 33%)
HSV	hsv(250, 75%, 52%)
CMYK	cmyk(63.2%, 75.2%, 0%, 47.8%)
CIE-LAB	lab(21.70, 37.04, -53.29)
CIE-LCH	lch(21.70, 64.90, 304.81°)
OKLab	oklab(34.12% 0.0311 -0.1537)
OKLCH	oklch(34.12% 0.157 281.4)
XYZ	xyz(6.0428, 3.4337, 22.5301)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312185 #758521

analogous

#214385 #312185 #632185

triadic

#312185 #853121 #218531

tetradic

#312185 #852143 #758521 #218563

square

#312185 #852143 #758521 #218563

split-complementary

#312185 #856321 #438521

monochromatic

#0D0923 #1F1554 #312185 #432DB6 #634DD3

Accessibility & contrast

On white

12.45

#312185 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#312185 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312185

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312185	#FFFFFF	#000000	##FFFFFF
##312185	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003788

Deuteranopia (green-blind)

#003083

Tritanopia (blue-blind)

#003D51

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #312185;
/* rgb */ color: rgb(49, 33, 133);
/* oklch */ color: oklch(34.1% 0.157 281.4);

Tailwind

colors: {
  custom: {
    50: '#745eaa',
    500: '#312185',
    950: '#000000',
  },
}

SCSS

$custom: #312185;
$custom-light: #745eaa;
$custom-dark: #000000;

JSON

{
  "hex": "#312185",
  "rgb": {
    "r": 49,
    "g": 33,
    "b": 133
  },
  "hsl": {
    "h": 249.6,
    "s": 60.241,
    "l": 32.549
  },
  "oklch": {
    "l": 0.34121,
    "c": 0.15679,
    "h": 281.4
  },
  "luminance": 0.03434
}

Semantic roles & 50–950 ramp

primary

#312185

secondary

#A5B64C

accent

#E344CA

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #312185

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

Preview Lab → · Contrast checker → · Palette generator →