#2A3370#2A3370

#2A3370 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.9% C 0.105 H 273.4°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#2A3370
RGB	rgb(42, 51, 112)
HSL	hsl(232, 45%, 30%)
HSV	hsv(232, 63%, 44%)
CMYK	cmyk(62.5%, 54.5%, 0%, 56.1%)
CIE-LAB	lab(23.77, 16.71, -36.61)
CIE-LCH	lch(23.77, 40.25, 294.53°)
OKLab	oklab(34.92% 0.0062 -0.1048)
OKLCH	oklch(34.92% 0.105 273.4)
XYZ	xyz(5.0623, 4.0294, 15.8371)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3370 #70672A

analogous

#2A5670 #2A3370 #442A70

triadic

#2A3370 #702A33 #33702A

tetradic

#2A3370 #702A56 #70672A #2A7044

square

#2A3370 #702A56 #70672A #2A7044

split-complementary

#2A3370 #70442A #56702A

monochromatic

#090A17 #191F43 #2A3370 #3B479D #5563BF

Accessibility & contrast

On white

11.63

#2A3370 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#2A3370 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3370

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3370	#FFFFFF	#000000	##FFFFFF
##2A3370	1.00	11.63	1.81	11.63
#FFFFFF	11.63	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#103C72

Deuteranopia (green-blind)

#00366F

Tritanopia (blue-blind)

#00414C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2a3370;
/* rgb */ color: rgb(42, 51, 112);
/* oklch */ color: oklch(34.9% 0.105 273.4);

Tailwind

colors: {
  custom: {
    50: '#6b6a99',
    500: '#2a3370',
    950: '#000000',
  },
}

SCSS

$custom: #2a3370;
$custom-light: #6b6a99;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3370",
  "rgb": {
    "r": 42,
    "g": 51,
    "b": 112
  },
  "hsl": {
    "h": 232.286,
    "s": 45.455,
    "l": 30.196
  },
  "oklch": {
    "l": 0.34923,
    "c": 0.10503,
    "h": 273.4
  },
  "luminance": 0.0403
}

Semantic roles & 50–950 ramp

primary

#2A3370

secondary

#A29854

accent

#C453D5

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #2A3370

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

Preview Lab → · Contrast checker → · Palette generator →