#2A338A#2A338A

#2A338A is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.1% C 0.143 H 272.7°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#2A338A
RGB	rgb(42, 51, 138)
HSL	hsl(234, 53%, 35%)
HSV	hsv(234, 70%, 54%)
CMYK	cmyk(69.6%, 63%, 0%, 45.9%)
CIE-LAB	lab(25.85, 26.43, -49.65)
CIE-LCH	lch(25.85, 56.25, 298.03°)
OKLab	oklab(37.13% 0.0068 -0.1432)
OKLCH	oklch(37.13% 0.143 272.7)
XYZ	xyz(6.7246, 4.6942, 24.5915)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A338A #8A812A

analogous

#2A638A #2A338A #512A8A

triadic

#2A338A #8A2A33 #338A2A

tetradic

#2A338A #8A2A63 #8A812A #2A8A51

square

#2A338A #8A2A63 #8A812A #2A8A51

split-complementary

#2A338A #8A512A #638A2A

monochromatic

#0D102C #1C225B #2A338A #3844B9 #606ACF

Accessibility & contrast

On white

10.83

#2A338A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#2A338A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A338A

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A338A	#FFFFFF	#000000	##FFFFFF
##2A338A	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428D

Deuteranopia (green-blind)

#003988

Tritanopia (blue-blind)

#004959

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2a338a;
/* rgb */ color: rgb(42, 51, 138);
/* oklch */ color: oklch(37.1% 0.143 272.7);

Tailwind

colors: {
  custom: {
    50: '#716aad',
    500: '#2a338a',
    950: '#000000',
  },
}

SCSS

$custom: #2a338a;
$custom-light: #716aad;
$custom-dark: #000000;

JSON

{
  "hex": "#2a338a",
  "rgb": {
    "r": 42,
    "g": 51,
    "b": 138
  },
  "hsl": {
    "h": 234.375,
    "s": 53.333,
    "l": 35.294
  },
  "oklch": {
    "l": 0.37126,
    "c": 0.14334,
    "h": 272.7
  },
  "luminance": 0.04695
}

Semantic roles & 50–950 ramp

primary

#2A338A

secondary

#B4AC5B

accent

#CF4BDD

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #2A338A

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

Preview Lab → · Contrast checker → · Palette generator →