#2A478A#2A478A

#2A478A is a dark, moderate blue. Relative luminance 0.068; OKLCH L 41.3% C 0.117 H 264.3°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#2A478A
RGB	rgb(42, 71, 138)
HSL	hsl(222, 53%, 35%)
HSV	hsv(222, 70%, 54%)
CMYK	cmyk(69.6%, 48.6%, 0%, 45.9%)
CIE-LAB	lab(31.42, 12.81, -40.62)
CIE-LCH	lch(31.42, 42.59, 287.51°)
OKLab	oklab(41.32% -0.0116 -0.1163)
OKLCH	oklch(41.32% 0.117 264.3)
XYZ	xyz(7.7939, 6.8329, 24.9480)
Luminance	0.0683 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A478A #8A6D2A

analogous

#2A778A #2A478A #3D2A8A

triadic

#2A478A #8A2A47 #478A2A

tetradic

#2A478A #8A2A77 #8A6D2A #2A8A3D

square

#2A478A #8A2A77 #8A6D2A #2A8A3D

split-complementary

#2A478A #8A3D2A #778A2A

monochromatic

#0D172C #1C2F5B #2A478A #385FB9 #6081CF

Accessibility & contrast

On white

8.87

#2A478A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#2A478A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A478A

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A478A	#FFFFFF	#000000	##FFFFFF
##2A478A	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244F8C

Deuteranopia (green-blind)

#0F4689

Tritanopia (blue-blind)

#005762

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2a478a;
/* rgb */ color: rgb(42, 71, 138);
/* oklch */ color: oklch(41.3% 0.117 264.3);

Tailwind

colors: {
  custom: {
    50: '#6f79ad',
    500: '#2a478a',
    950: '#000000',
  },
}

SCSS

$custom: #2a478a;
$custom-light: #6f79ad;
$custom-dark: #000000;

JSON

{
  "hex": "#2a478a",
  "rgb": {
    "r": 42,
    "g": 71,
    "b": 138
  },
  "hsl": {
    "h": 221.875,
    "s": 53.333,
    "l": 35.294
  },
  "oklch": {
    "l": 0.41323,
    "c": 0.11692,
    "h": 264.3
  },
  "luminance": 0.06834
}

Semantic roles & 50–950 ramp

primary

#2A478A

secondary

#B4995B

accent

#B14BDD

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2A478A

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

Preview Lab → · Contrast checker → · Palette generator →