#2D3773#2D3773

#2D3773 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.2% C 0.103 H 273.1°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#2D3773
RGB	rgb(45, 55, 115)
HSL	hsl(231, 44%, 31%)
HSV	hsv(231, 61%, 45%)
CMYK	cmyk(60.9%, 52.2%, 0%, 54.9%)
CIE-LAB	lab(25.34, 15.68, -35.98)
CIE-LCH	lch(25.34, 39.25, 293.54°)
OKLab	oklab(36.24% 0.0055 -0.1029)
OKLCH	oklch(36.24% 0.103 273.1)
XYZ	xyz(5.5419, 4.5276, 16.7982)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3773 #73692D

analogous

#2D5A73 #2D3773 #462D73

triadic

#2D3773 #732D37 #37732D

tetradic

#2D3773 #732D5A #73692D #2D7346

square

#2D3773 #732D5A #73692D #2D7346

split-complementary

#2D3773 #73462D #5A732D

monochromatic

#0B0D1B #1C2247 #2D3773 #3E4C9F #5B6ABF

Accessibility & contrast

On white

11.02

#2D3773 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2D3773 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3773

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3773	#FFFFFF	#000000	##FFFFFF
##2D3773	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183F75

Deuteranopia (green-blind)

#0B3972

Tritanopia (blue-blind)

#00454F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2d3773;
/* rgb */ color: rgb(45, 55, 115);
/* oklch */ color: oklch(36.2% 0.103 273.1);

Tailwind

colors: {
  custom: {
    50: '#6d6d9c',
    500: '#2d3773',
    950: '#000000',
  },
}

SCSS

$custom: #2d3773;
$custom-light: #6d6d9c;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3773",
  "rgb": {
    "r": 45,
    "g": 55,
    "b": 115
  },
  "hsl": {
    "h": 231.429,
    "s": 43.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.36237,
    "c": 0.10302,
    "h": 273.1
  },
  "luminance": 0.04528
}

Semantic roles & 50–950 ramp

primary

#2D3773

secondary

#A49957

accent

#C154D3

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #2D3773

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

Preview Lab → · Contrast checker → · Palette generator →