#312889#312889

#312889 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.6% C 0.154 H 279.3°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#312889
RGB	rgb(49, 40, 137)
HSL	hsl(246, 55%, 35%)
HSV	hsv(246, 71%, 54%)
CMYK	cmyk(64.2%, 70.8%, 0%, 46.3%)
CIE-LAB	lab(23.59, 34.22, -52.69)
CIE-LCH	lch(23.59, 62.83, 303.00°)
OKLab	oklab(35.59% 0.0249 -0.1519)
OKLCH	oklch(35.59% 0.154 279.3)
XYZ	xyz(6.5393, 3.9762, 24.0849)
Luminance	0.0398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312889 #808928

analogous

#285089 #312889 #622889

triadic

#312889 #893128 #288931

tetradic

#312889 #892850 #808928 #288962

square

#312889 #892850 #808928 #288962

split-complementary

#312889 #896228 #508928

monochromatic

#0F0C2A #201A5A #312889 #4236B8 #675CCF

Accessibility & contrast

On white

11.70

#312889 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#312889 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312889

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312889	#FFFFFF	#000000	##FFFFFF
##312889	1.00	11.70	1.80	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8C

Deuteranopia (green-blind)

#003487

Tritanopia (blue-blind)

#004255

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #312889;
/* rgb */ color: rgb(49, 40, 137);
/* oklch */ color: oklch(35.6% 0.154 279.3);

Tailwind

colors: {
  custom: {
    50: '#7563ac',
    500: '#312889',
    950: '#000000',
  },
}

SCSS

$custom: #312889;
$custom-light: #7563ac;
$custom-dark: #000000;

JSON

{
  "hex": "#312889",
  "rgb": {
    "r": 49,
    "g": 40,
    "b": 137
  },
  "hsl": {
    "h": 245.567,
    "s": 54.802,
    "l": 34.706
  },
  "oklch": {
    "l": 0.35589,
    "c": 0.15397,
    "h": 279.3
  },
  "luminance": 0.03977
}

Semantic roles & 50–950 ramp

primary

#312889

secondary

#ACB558

accent

#DE4AD0

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #312889

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

Preview Lab → · Contrast checker → · Palette generator →