#312290#312290

#312290 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.4% C 0.170 H 279.4°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#312290
RGB	rgb(49, 34, 144)
HSL	hsl(248, 62%, 35%)
HSV	hsv(248, 76%, 56%)
CMYK	cmyk(66%, 76.4%, 0%, 43.5%)
CIE-LAB	lab(23.03, 40.04, -57.97)
CIE-LCH	lch(23.03, 70.45, 304.63°)
OKLab	oklab(35.4% 0.0278 -0.1673)
OKLCH	oklch(35.4% 0.17 279.4)
XYZ	xyz(6.8711, 3.8101, 26.7535)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312290 #819022

analogous

#224A90 #312290 #682290

triadic

#312290 #903122 #229031

tetradic

#312290 #90224A #819022 #229068

square

#312290 #90224A #819022 #229068

split-complementary

#312290 #906822 #4A9022

monochromatic

#0F0B2D #20165E #312290 #422EC2 #6755D7

Accessibility & contrast

On white

11.92

#312290 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#312290 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312290

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312290	#FFFFFF	#000000	##FFFFFF
##312290	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B93

Deuteranopia (green-blind)

#00338E

Tritanopia (blue-blind)

#004157

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #312290;
/* rgb */ color: rgb(49, 34, 144);
/* oklch */ color: oklch(35.4% 0.170 279.4);

Tailwind

colors: {
  custom: {
    50: '#775fb2',
    500: '#312290',
    950: '#000000',
  },
}

SCSS

$custom: #312290;
$custom-light: #775fb2;
$custom-dark: #000000;

JSON

{
  "hex": "#312290",
  "rgb": {
    "r": 49,
    "g": 34,
    "b": 144
  },
  "hsl": {
    "h": 248.182,
    "s": 61.798,
    "l": 34.902
  },
  "oklch": {
    "l": 0.35402,
    "c": 0.16963,
    "h": 279.4
  },
  "luminance": 0.03811
}

Semantic roles & 50–950 ramp

primary

#312290

secondary

#ADBB53

accent

#E543CF

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #312290

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

Preview Lab → · Contrast checker → · Palette generator →