#2D3878#2D3878

#2D3878 is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.8% C 0.109 H 272.6°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#2D3878
RGB	rgb(45, 56, 120)
HSL	hsl(231, 45%, 32%)
HSV	hsv(231, 63%, 47%)
CMYK	cmyk(62.5%, 53.3%, 0%, 52.9%)
CIE-LAB	lab(25.99, 16.84, -38.12)
CIE-LCH	lch(25.99, 41.68, 293.83°)
OKLab	oklab(36.84% 0.0049 -0.1091)
OKLCH	oklch(36.84% 0.109 272.6)
XYZ	xyz(5.8854, 4.7418, 18.3708)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3878 #786D2D

analogous

#2D5E78 #2D3878 #482D78

triadic

#2D3878 #782D38 #38782D

tetradic

#2D3878 #782D5E #786D2D #2D7848

square

#2D3878 #782D5E #786D2D #2D7848

split-complementary

#2D3878 #78482D #5E782D

monochromatic

#0C0E1F #1C234B #2D3878 #3E4DA5 #5D6CC2

Accessibility & contrast

On white

10.78

#2D3878 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#2D3878 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3878

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3878	#FFFFFF	#000000	##FFFFFF
##2D3878	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14417A

Deuteranopia (green-blind)

#033A77

Tritanopia (blue-blind)

#004752

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2d3878;
/* rgb */ color: rgb(45, 56, 120);
/* oklch */ color: oklch(36.8% 0.109 272.6);

Tailwind

colors: {
  custom: {
    50: '#6e6e9f',
    500: '#2d3878',
    950: '#000000',
  },
}

SCSS

$custom: #2d3878;
$custom-light: #6e6e9f;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3878",
  "rgb": {
    "r": 45,
    "g": 56,
    "b": 120
  },
  "hsl": {
    "h": 231.2,
    "s": 45.455,
    "l": 32.353
  },
  "oklch": {
    "l": 0.36835,
    "c": 0.10926,
    "h": 272.6
  },
  "luminance": 0.04742
}

Semantic roles & 50–950 ramp

primary

#2D3878

secondary

#A99D58

accent

#C253D5

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#08070E

muted

#7B7A7E

Preview Lab

Preview with #2D3878

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

Preview Lab → · Contrast checker → · Palette generator →