#2A4A90#2A4A90

#2A4A90 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.4% C 0.122 H 263.6°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#2A4A90
RGB	rgb(42, 74, 144)
HSL	hsl(221, 55%, 36%)
HSV	hsv(221, 71%, 56%)
CMYK	cmyk(70.8%, 48.6%, 0%, 43.5%)
CIE-LAB	lab(32.71, 13.09, -42.24)
CIE-LCH	lch(32.71, 44.22, 287.22°)
OKLab	oklab(42.44% -0.0136 -0.121)
OKLCH	oklch(42.44% 0.122 263.6)
XYZ	xyz(8.4359, 7.4026, 27.3644)
Luminance	0.0740 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4A90 #90702A

analogous

#2A7D90 #2A4A90 #3D2A90

triadic

#2A4A90 #902A4A #4A902A

tetradic

#2A4A90 #902A7D #90702A #2A903D

square

#2A4A90 #902A7D #90702A #2A903D

split-complementary

#2A4A90 #903D2A #7D902A

monochromatic

#0E1931 #1C3261 #2A4A90 #3862BF #6386D1

Accessibility & contrast

On white

8.47

#2A4A90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#2A4A90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4A90

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4A90	#FFFFFF	#000000	##FFFFFF
##2A4A90	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#255293

Deuteranopia (green-blind)

#0D498F

Tritanopia (blue-blind)

#005A66

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2a4a90;
/* rgb */ color: rgb(42, 74, 144);
/* oklch */ color: oklch(42.4% 0.122 263.6);

Tailwind

colors: {
  custom: {
    50: '#707cb1',
    500: '#2a4a90',
    950: '#000000',
  },
}

SCSS

$custom: #2a4a90;
$custom-light: #707cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4a90",
  "rgb": {
    "r": 42,
    "g": 74,
    "b": 144
  },
  "hsl": {
    "h": 221.176,
    "s": 54.839,
    "l": 36.471
  },
  "oklch": {
    "l": 0.42435,
    "c": 0.12181,
    "h": 263.6
  },
  "luminance": 0.07403
}

Semantic roles & 50–950 ramp

primary

#2A4A90

secondary

#B79C5E

accent

#B04ADE

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080911

muted

#7B7B80

Preview Lab

Preview with #2A4A90

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

Preview Lab → · Contrast checker → · Palette generator →