#2A478E#2A478E

#2A478E is a dark, vivid blue. Relative luminance 0.070; OKLCH L 41.6% C 0.123 H 264.9°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#2A478E
RGB	rgb(42, 71, 142)
HSL	hsl(223, 54%, 36%)
HSV	hsv(223, 70%, 56%)
CMYK	cmyk(70.4%, 50%, 0%, 44.3%)
CIE-LAB	lab(31.69, 14.35, -42.64)
CIE-LCH	lch(31.69, 44.99, 288.60°)
OKLab	oklab(41.62% -0.011 -0.1223)
OKLCH	oklch(41.62% 0.123 264.9)
XYZ	xyz(8.0889, 6.9509, 26.5013)
Luminance	0.0695 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A478E #8E712A

analogous

#2A798E #2A478E #3F2A8E

triadic

#2A478E #8E2A47 #478E2A

tetradic

#2A478E #8E2A79 #8E712A #2A8E3F

square

#2A478E #8E2A79 #8E712A #2A8E3F

split-complementary

#2A478E #8E3F2A #798E2A

monochromatic

#0E1830 #1C2F5F #2A478E #385FBD #6282D1

Accessibility & contrast

On white

8.79

#2A478E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#2A478E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A478E

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A478E	#FFFFFF	#000000	##FFFFFF
##2A478E	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204F91

Deuteranopia (green-blind)

#04468D

Tritanopia (blue-blind)

#005863

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2a478e;
/* rgb */ color: rgb(42, 71, 142);
/* oklch */ color: oklch(41.6% 0.123 264.9);

Tailwind

colors: {
  custom: {
    50: '#7079af',
    500: '#2a478e',
    950: '#000000',
  },
}

SCSS

$custom: #2a478e;
$custom-light: #7079af;
$custom-dark: #000000;

JSON

{
  "hex": "#2a478e",
  "rgb": {
    "r": 42,
    "g": 71,
    "b": 142
  },
  "hsl": {
    "h": 222.6,
    "s": 54.348,
    "l": 36.078
  },
  "oklch": {
    "l": 0.41618,
    "c": 0.12278,
    "h": 264.9
  },
  "luminance": 0.06952
}

Semantic roles & 50–950 ramp

primary

#2A478E

secondary

#B69D5D

accent

#B34ADE

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2A478E

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

Preview Lab → · Contrast checker → · Palette generator →