#2A338C#2A338C

#2A338C is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.3% C 0.146 H 272.6°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#2A338C
RGB	rgb(42, 51, 140)
HSL	hsl(234, 54%, 36%)
HSV	hsv(234, 70%, 55%)
CMYK	cmyk(70%, 63.6%, 0%, 45.1%)
CIE-LAB	lab(26.02, 27.17, -50.61)
CIE-LCH	lch(26.02, 57.44, 298.23°)
OKLab	oklab(37.31% 0.0067 -0.146)
OKLCH	oklch(37.31% 0.146 272.6)
XYZ	xyz(6.8707, 4.7527, 25.3611)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A338C #8C832A

analogous

#2A648C #2A338C #522A8C

triadic

#2A338C #8C2A33 #338C2A

tetradic

#2A338C #8C2A64 #8C832A #2A8C52

square

#2A338C #8C2A64 #8C832A #2A8C52

split-complementary

#2A338C #8C522A #648C2A

monochromatic

#0E112E #1C225D #2A338C #3844BB #616BD0

Accessibility & contrast

On white

10.77

#2A338C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#2A338C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A338C

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A338C	#FFFFFF	#000000	##FFFFFF
##2A338C	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428F

Deuteranopia (green-blind)

#00398A

Tritanopia (blue-blind)

#004A5A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2a338c;
/* rgb */ color: rgb(42, 51, 140);
/* oklch */ color: oklch(37.3% 0.146 272.6);

Tailwind

colors: {
  custom: {
    50: '#716aae',
    500: '#2a338c',
    950: '#000000',
  },
}

SCSS

$custom: #2a338c;
$custom-light: #716aae;
$custom-dark: #000000;

JSON

{
  "hex": "#2a338c",
  "rgb": {
    "r": 42,
    "g": 51,
    "b": 140
  },
  "hsl": {
    "h": 234.49,
    "s": 53.846,
    "l": 35.686
  },
  "oklch": {
    "l": 0.37307,
    "c": 0.14616,
    "h": 272.6
  },
  "luminance": 0.04753
}

Semantic roles & 50–950 ramp

primary

#2A338C

secondary

#B5AD5C

accent

#D04BDD

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2A338C

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

Preview Lab → · Contrast checker → · Palette generator →