#2A3271#2A3271

#2A3271 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.8% C 0.108 H 273.9°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#2A3271
RGB	rgb(42, 50, 113)
HSL	hsl(233, 46%, 30%)
HSV	hsv(233, 63%, 44%)
CMYK	cmyk(62.8%, 55.8%, 0%, 55.7%)
CIE-LAB	lab(23.56, 17.78, -37.60)
CIE-LCH	lch(23.56, 41.59, 295.31°)
OKLab	oklab(34.79% 0.0074 -0.1078)
OKLCH	oklch(34.79% 0.108 273.9)
XYZ	xyz(5.0751, 3.9653, 16.1175)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3271 #71692A

analogous

#2A5571 #2A3271 #452A71

triadic

#2A3271 #712A32 #32712A

tetradic

#2A3271 #712A55 #71692A #2A7145

square

#2A3271 #712A55 #71692A #2A7145

split-complementary

#2A3271 #71452A #55712A

monochromatic

#090B18 #191E44 #2A3271 #3B469E #5561C0

Accessibility & contrast

On white

11.71

#2A3271 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#2A3271 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3271

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3271	#FFFFFF	#000000	##FFFFFF
##2A3271	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B3B73

Deuteranopia (green-blind)

#003570

Tritanopia (blue-blind)

#00414C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2a3271;
/* rgb */ color: rgb(42, 50, 113);
/* oklch */ color: oklch(34.8% 0.108 273.9);

Tailwind

colors: {
  custom: {
    50: '#6b699a',
    500: '#2a3271',
    950: '#000000',
  },
}

SCSS

$custom: #2a3271;
$custom-light: #6b699a;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3271",
  "rgb": {
    "r": 42,
    "g": 50,
    "b": 113
  },
  "hsl": {
    "h": 233.239,
    "s": 45.806,
    "l": 30.392
  },
  "oklch": {
    "l": 0.34788,
    "c": 0.10802,
    "h": 273.9
  },
  "luminance": 0.03966
}

Semantic roles & 50–950 ramp

primary

#2A3271

secondary

#A39A54

accent

#C752D5

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #2A3271

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

Preview Lab → · Contrast checker → · Palette generator →