#2D3799#2D3799

#2D3799 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.4% C 0.158 H 272.3°. Best body text is #FFFFFF at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#2D3799
RGB	rgb(45, 55, 153)
HSL	hsl(234, 55%, 39%)
HSV	hsv(234, 71%, 60%)
CMYK	cmyk(70.6%, 64.1%, 0%, 40%)
CIE-LAB	lab(28.35, 29.73, -54.79)
CIE-LCH	lch(28.35, 62.33, 298.48°)
OKLab	oklab(39.42% 0.0064 -0.1582)
OKLCH	oklch(39.42% 0.158 272.3)
XYZ	xyz(8.1962, 5.5894, 30.7777)
Luminance	0.0559 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3799 #998F2D

analogous

#2D6D99 #2D3799 #592D99

triadic

#2D3799 #992D37 #37992D

tetradic

#2D3799 #992D6D #998F2D #2D9959

square

#2D3799 #992D6D #998F2D #2D9959

split-complementary

#2D3799 #99592D #6D992D

monochromatic

#11153A #1F266A #2D3799 #3D4AC6 #6C76D4

Accessibility & contrast

On white

9.92

#2D3799 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#2D3799 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3799

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3799	#FFFFFF	#000000	##FFFFFF
##2D3799	1.00	9.92	2.12	9.92
#FFFFFF	9.92	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489C

Deuteranopia (green-blind)

#003E97

Tritanopia (blue-blind)

#005062

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2d3799;
/* rgb */ color: rgb(45, 55, 153);
/* oklch */ color: oklch(39.4% 0.158 272.3);

Tailwind

colors: {
  custom: {
    50: '#756eb8',
    500: '#2d3799',
    950: '#000000',
  },
}

SCSS

$custom: #2d3799;
$custom-light: #756eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3799",
  "rgb": {
    "r": 45,
    "g": 55,
    "b": 153
  },
  "hsl": {
    "h": 234.444,
    "s": 54.545,
    "l": 38.824
  },
  "oklch": {
    "l": 0.39425,
    "c": 0.15828,
    "h": 272.3
  },
  "luminance": 0.0559
}

Semantic roles & 50–950 ramp

primary

#2D3799

secondary

#BBB367

accent

#D04ADE

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2D3799

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

Preview Lab → · Contrast checker → · Palette generator →