#2A478D#2A478D

#2A478D is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.5% C 0.121 H 264.7°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#2A478D
RGB	rgb(42, 71, 141)
HSL	hsl(222, 54%, 36%)
HSV	hsv(222, 70%, 55%)
CMYK	cmyk(70.2%, 49.6%, 0%, 44.7%)
CIE-LAB	lab(31.63, 13.97, -42.14)
CIE-LCH	lch(31.63, 44.39, 288.34°)
OKLab	oklab(41.54% -0.0112 -0.1208)
OKLCH	oklch(41.54% 0.121 264.7)
XYZ	xyz(8.0141, 6.9210, 26.1077)
Luminance	0.0692 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A478D #8D702A

analogous

#2A788D #2A478D #3E2A8D

triadic

#2A478D #8D2A47 #478D2A

tetradic

#2A478D #8D2A78 #8D702A #2A8D3E

square

#2A478D #8D2A78 #8D702A #2A8D3E

split-complementary

#2A478D #8D3E2A #788D2A

monochromatic

#0E182F #1C2F5E #2A478D #385FBC #6182D0

Accessibility & contrast

On white

8.81

#2A478D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#2A478D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A478D

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A478D	#FFFFFF	#000000	##FFFFFF
##2A478D	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#214F90

Deuteranopia (green-blind)

#07468C

Tritanopia (blue-blind)

#005763

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2a478d;
/* rgb */ color: rgb(42, 71, 141);
/* oklch */ color: oklch(41.5% 0.121 264.7);

Tailwind

colors: {
  custom: {
    50: '#7079af',
    500: '#2a478d',
    950: '#000000',
  },
}

SCSS

$custom: #2a478d;
$custom-light: #7079af;
$custom-dark: #000000;

JSON

{
  "hex": "#2a478d",
  "rgb": {
    "r": 42,
    "g": 71,
    "b": 141
  },
  "hsl": {
    "h": 222.424,
    "s": 54.098,
    "l": 35.882
  },
  "oklch": {
    "l": 0.41544,
    "c": 0.12131,
    "h": 264.7
  },
  "luminance": 0.06922
}

Semantic roles & 50–950 ramp

primary

#2A478D

secondary

#B69C5D

accent

#B24ADD

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2A478D

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

Preview Lab → · Contrast checker → · Palette generator →