#312690#312690

#312690 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.0% C 0.165 H 278.7°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#312690
RGB	rgb(49, 38, 144)
HSL	hsl(246, 58%, 36%)
HSV	hsv(246, 74%, 56%)
CMYK	cmyk(66%, 73.6%, 0%, 43.5%)
CIE-LAB	lab(23.84, 37.77, -56.63)
CIE-LCH	lch(23.84, 68.07, 303.70°)
OKLab	oklab(35.98% 0.0251 -0.1635)
OKLCH	oklch(35.98% 0.165 278.7)
XYZ	xyz(6.9922, 4.0522, 26.7938)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312690 #859026

analogous

#265090 #312690 #662690

triadic

#312690 #903126 #269031

tetradic

#312690 #902650 #859026 #269066

square

#312690 #902650 #859026 #269066

split-complementary

#312690 #906626 #509026

monochromatic

#100C2F #211960 #312690 #4133C0 #695CD4

Accessibility & contrast

On white

11.60

#312690 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#312690 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312690

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312690	#FFFFFF	#000000	##FFFFFF
##312690	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D93

Deuteranopia (green-blind)

#00348E

Tritanopia (blue-blind)

#004358

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #312690;
/* rgb */ color: rgb(49, 38, 144);
/* oklch */ color: oklch(36.0% 0.165 278.7);

Tailwind

colors: {
  custom: {
    50: '#7662b2',
    500: '#312690',
    950: '#000000',
  },
}

SCSS

$custom: #312690;
$custom-light: #7662b2;
$custom-dark: #000000;

JSON

{
  "hex": "#312690",
  "rgb": {
    "r": 49,
    "g": 38,
    "b": 144
  },
  "hsl": {
    "h": 246.226,
    "s": 58.242,
    "l": 35.686
  },
  "oklch": {
    "l": 0.35976,
    "c": 0.16539,
    "h": 278.7
  },
  "luminance": 0.04053
}

Semantic roles & 50–950 ramp

primary

#312690

secondary

#AFB959

accent

#E146D1

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #312690

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

Preview Lab → · Contrast checker → · Palette generator →