#2A338D#2A338D

#2A338D is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.4% C 0.148 H 272.6°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#2A338D
RGB	rgb(42, 51, 141)
HSL	hsl(235, 54%, 36%)
HSV	hsv(235, 70%, 55%)
CMYK	cmyk(70.2%, 63.8%, 0%, 44.7%)
CIE-LAB	lab(26.11, 27.54, -51.09)
CIE-LCH	lch(26.11, 58.04, 298.33°)
OKLab	oklab(37.4% 0.0067 -0.1474)
OKLCH	oklch(37.4% 0.148 272.6)
XYZ	xyz(6.9448, 4.7823, 25.7512)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A338D #8D842A

analogous

#2A648D #2A338D #522A8D

triadic

#2A338D #8D2A33 #338D2A

tetradic

#2A338D #8D2A64 #8D842A #2A8D52

square

#2A338D #8D2A64 #8D842A #2A8D52

split-complementary

#2A338D #8D522A #648D2A

monochromatic

#0E112F #1C225E #2A338D #3844BC #616BD0

Accessibility & contrast

On white

10.73

#2A338D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#2A338D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A338D

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A338D	#FFFFFF	#000000	##FFFFFF
##2A338D	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004290

Deuteranopia (green-blind)

#00398B

Tritanopia (blue-blind)

#004A5B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2a338d;
/* rgb */ color: rgb(42, 51, 141);
/* oklch */ color: oklch(37.4% 0.148 272.6);

Tailwind

colors: {
  custom: {
    50: '#716aaf',
    500: '#2a338d',
    950: '#000000',
  },
}

SCSS

$custom: #2a338d;
$custom-light: #716aaf;
$custom-dark: #000000;

JSON

{
  "hex": "#2a338d",
  "rgb": {
    "r": 42,
    "g": 51,
    "b": 141
  },
  "hsl": {
    "h": 234.545,
    "s": 54.098,
    "l": 35.882
  },
  "oklch": {
    "l": 0.37399,
    "c": 0.14755,
    "h": 272.6
  },
  "luminance": 0.04783
}

Semantic roles & 50–950 ramp

primary

#2A338D

secondary

#B6AE5D

accent

#D04ADD

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2A338D

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

Preview Lab → · Contrast checker → · Palette generator →