#2D319D#2D319D

#2D319D is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.7% C 0.171 H 273.5°. Best body text is #FFFFFF at 10.31:1 contrast (WCAG AA passes).

Color values

HEX	#2D319D
RGB	rgb(45, 49, 157)
HSL	hsl(238, 55%, 40%)
HSV	hsv(238, 71%, 62%)
CMYK	cmyk(71.3%, 68.8%, 0%, 38.4%)
CIE-LAB	lab(27.26, 35.03, -59.01)
CIE-LCH	lch(27.26, 68.62, 300.69°)
OKLab	oklab(38.74% 0.0104 -0.1705)
OKLCH	oklch(38.74% 0.171 273.5)
XYZ	xyz(8.2643, 5.1880, 32.4576)
Luminance	0.0519 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D319D #9D992D

analogous

#2D699D #2D319D #612D9D

triadic

#2D319D #9D2D31 #319D2D

tetradic

#2D319D #9D2D69 #9D992D #2D9D61

square

#2D319D #9D2D69 #9D992D #2D9D61

split-complementary

#2D319D #9D612D #699D2D

monochromatic

#12133E #1F226D #2D319D #3F44C8 #6F72D6

Accessibility & contrast

On white

10.31

#2D319D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#2D319D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D319D

10.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D319D	#FFFFFF	#000000	##FFFFFF
##2D319D	1.00	10.31	2.04	10.31
#FFFFFF	10.31	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A0

Deuteranopia (green-blind)

#003B9B

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2d319d;
/* rgb */ color: rgb(45, 49, 157);
/* oklch */ color: oklch(38.7% 0.171 273.5);

Tailwind

colors: {
  custom: {
    50: '#7669bb',
    500: '#2d319d',
    950: '#000000',
  },
}

SCSS

$custom: #2d319d;
$custom-light: #7669bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2d319d",
  "rgb": {
    "r": 45,
    "g": 49,
    "b": 157
  },
  "hsl": {
    "h": 237.857,
    "s": 55.446,
    "l": 39.608
  },
  "oklch": {
    "l": 0.38743,
    "c": 0.17085,
    "h": 273.5
  },
  "luminance": 0.05189
}

Semantic roles & 50–950 ramp

primary

#2D319D

secondary

#BDBA69

accent

#D949DF

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2D319D

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

Preview Lab → · Contrast checker → · Palette generator →