#2A478C#2A478C

#2A478C is a dark, moderate blue. Relative luminance 0.069; OKLCH L 41.5% C 0.120 H 264.6°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#2A478C
RGB	rgb(42, 71, 140)
HSL	hsl(222, 54%, 36%)
HSV	hsv(222, 70%, 55%)
CMYK	cmyk(70%, 49.3%, 0%, 45.1%)
CIE-LAB	lab(31.56, 13.58, -41.63)
CIE-LCH	lch(31.56, 43.79, 288.07°)
OKLab	oklab(41.47% -0.0113 -0.1193)
OKLCH	oklch(41.47% 0.12 264.6)
XYZ	xyz(7.9400, 6.8914, 25.7176)
Luminance	0.0689 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A478C #8C6F2A

analogous

#2A788C #2A478C #3E2A8C

triadic

#2A478C #8C2A47 #478C2A

tetradic

#2A478C #8C2A78 #8C6F2A #2A8C3E

square

#2A478C #8C2A78 #8C6F2A #2A8C3E

split-complementary

#2A478C #8C3E2A #788C2A

monochromatic

#0E172E #1C2F5D #2A478C #385FBB #6182D0

Accessibility & contrast

On white

8.83

#2A478C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#2A478C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A478C

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A478C	#FFFFFF	#000000	##FFFFFF
##2A478C	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#224F8F

Deuteranopia (green-blind)

#0A468B

Tritanopia (blue-blind)

#005762

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2a478c;
/* rgb */ color: rgb(42, 71, 140);
/* oklch */ color: oklch(41.5% 0.120 264.6);

Tailwind

colors: {
  custom: {
    50: '#7079ae',
    500: '#2a478c',
    950: '#000000',
  },
}

SCSS

$custom: #2a478c;
$custom-light: #7079ae;
$custom-dark: #000000;

JSON

{
  "hex": "#2a478c",
  "rgb": {
    "r": 42,
    "g": 71,
    "b": 140
  },
  "hsl": {
    "h": 222.245,
    "s": 53.846,
    "l": 35.686
  },
  "oklch": {
    "l": 0.4147,
    "c": 0.11985,
    "h": 264.6
  },
  "luminance": 0.06892
}

Semantic roles & 50–950 ramp

primary

#2A478C

secondary

#B59B5C

accent

#B24BDD

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2A478C

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

Preview Lab → · Contrast checker → · Palette generator →