#2D3C79#2D3C79

#2D3C79 is a dark, moderate blue. Relative luminance 0.052; OKLCH L 37.8% C 0.105 H 270.3°. Best body text is #FFFFFF at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#2D3C79
RGB	rgb(45, 60, 121)
HSL	hsl(228, 46%, 33%)
HSV	hsv(228, 63%, 47%)
CMYK	cmyk(62.8%, 50.4%, 0%, 52.5%)
CIE-LAB	lab(27.21, 14.45, -36.78)
CIE-LCH	lch(27.21, 39.52, 291.45°)
OKLab	oklab(37.79% 0.0006 -0.1052)
OKLCH	oklch(37.79% 0.105 270.3)
XYZ	xyz(6.1481, 5.1696, 18.7593)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3C79 #796A2D

analogous

#2D6279 #2D3C79 #442D79

triadic

#2D3C79 #792D3C #3C792D

tetradic

#2D3C79 #792D62 #796A2D #2D7944

square

#2D3C79 #792D62 #796A2D #2D7944

split-complementary

#2D3C79 #79442D #62792D

monochromatic

#0C1020 #1C264C #2D3C79 #3E52A6 #5D71C3

Accessibility & contrast

On white

10.32

#2D3C79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#2D3C79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3C79

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3C79	#FFFFFF	#000000	##FFFFFF
##2D3C79	1.00	10.32	2.03	10.32
#FFFFFF	10.32	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D447B

Deuteranopia (green-blind)

#0F3D78

Tritanopia (blue-blind)

#004A54

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2d3c79;
/* rgb */ color: rgb(45, 60, 121);
/* oklch */ color: oklch(37.8% 0.105 270.3);

Tailwind

colors: {
  custom: {
    50: '#6e71a0',
    500: '#2d3c79',
    950: '#000000',
  },
}

SCSS

$custom: #2d3c79;
$custom-light: #6e71a0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3c79",
  "rgb": {
    "r": 45,
    "g": 60,
    "b": 121
  },
  "hsl": {
    "h": 228.158,
    "s": 45.783,
    "l": 32.549
  },
  "oklch": {
    "l": 0.37786,
    "c": 0.10516,
    "h": 270.3
  },
  "luminance": 0.0517
}

Semantic roles & 50–950 ramp

primary

#2D3C79

secondary

#A99958

accent

#BC52D5

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#08070F

muted

#7B7A7E

Preview Lab

Preview with #2D3C79

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

Preview Lab → · Contrast checker → · Palette generator →