#2A337A#2A337A

#2A337A is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.7% C 0.120 H 273.3°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#2A337A
RGB	rgb(42, 51, 122)
HSL	hsl(233, 49%, 32%)
HSV	hsv(233, 66%, 48%)
CMYK	cmyk(65.6%, 58.2%, 0%, 52.2%)
CIE-LAB	lab(24.53, 20.45, -41.76)
CIE-LCH	lch(24.53, 46.50, 296.10°)
OKLab	oklab(35.73% 0.0068 -0.12)
OKLCH	oklch(35.73% 0.12 273.3)
XYZ	xyz(5.6504, 4.2646, 18.9340)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A337A #7A712A

analogous

#2A5B7A #2A337A #492A7A

triadic

#2A337A #7A2A33 #337A2A

tetradic

#2A337A #7A2A5B #7A712A #2A7A49

square

#2A337A #7A2A5B #7A712A #2A7A49

split-complementary

#2A337A #7A492A #5B7A2A

monochromatic

#0B0D1F #1A204C #2A337A #3A46A8 #5965C6

Accessibility & contrast

On white

11.33

#2A337A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#2A337A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A337A

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A337A	#FFFFFF	#000000	##FFFFFF
##2A337A	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E7C

Deuteranopia (green-blind)

#003779

Tritanopia (blue-blind)

#004451

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2a337a;
/* rgb */ color: rgb(42, 51, 122);
/* oklch */ color: oklch(35.7% 0.120 273.3);

Tailwind

colors: {
  custom: {
    50: '#6d6aa1',
    500: '#2a337a',
    950: '#000000',
  },
}

SCSS

$custom: #2a337a;
$custom-light: #6d6aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a337a",
  "rgb": {
    "r": 42,
    "g": 51,
    "b": 122
  },
  "hsl": {
    "h": 233.25,
    "s": 48.78,
    "l": 32.157
  },
  "oklch": {
    "l": 0.35734,
    "c": 0.12017,
    "h": 273.3
  },
  "luminance": 0.04265
}

Semantic roles & 50–950 ramp

primary

#2A337A

secondary

#ABA255

accent

#C94FD8

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#08060F

muted

#7A7A7F

Preview Lab

Preview with #2A337A

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

Preview Lab → · Contrast checker → · Palette generator →