#2A347D#2A347D

#2A347D is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.2% C 0.123 H 272.8°. Best body text is #FFFFFF at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#2A347D
RGB	rgb(42, 52, 125)
HSL	hsl(233, 50%, 33%)
HSV	hsv(233, 66%, 49%)
CMYK	cmyk(66.4%, 58.4%, 0%, 51%)
CIE-LAB	lab(25.04, 20.89, -42.82)
CIE-LCH	lch(25.04, 47.65, 296.00°)
OKLab	oklab(36.19% 0.0059 -0.1231)
OKLCH	oklch(36.19% 0.123 272.8)
XYZ	xyz(5.8833, 4.4284, 19.9428)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A347D #7D732A

analogous

#2A5D7D #2A347D #492A7D

triadic

#2A347D #7D2A34 #347D2A

tetradic

#2A347D #7D2A5D #7D732A #2A7D49

square

#2A347D #7D2A5D #7D732A #2A7D49

split-complementary

#2A347D #7D492A #5D7D2A

monochromatic

#0B0E21 #1B214F #2A347D #3947AB #5A67C8

Accessibility & contrast

On white

11.14

#2A347D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2A347D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A347D

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A347D	#FFFFFF	#000000	##FFFFFF
##2A347D	1.00	11.14	1.89	11.14
#FFFFFF	11.14	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F7F

Deuteranopia (green-blind)

#00387C

Tritanopia (blue-blind)

#004653

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2a347d;
/* rgb */ color: rgb(42, 52, 125);
/* oklch */ color: oklch(36.2% 0.123 272.8);

Tailwind

colors: {
  custom: {
    50: '#6e6ba3',
    500: '#2a347d',
    950: '#000000',
  },
}

SCSS

$custom: #2a347d;
$custom-light: #6e6ba3;
$custom-dark: #000000;

JSON

{
  "hex": "#2a347d",
  "rgb": {
    "r": 42,
    "g": 52,
    "b": 125
  },
  "hsl": {
    "h": 232.771,
    "s": 49.701,
    "l": 32.745
  },
  "oklch": {
    "l": 0.36192,
    "c": 0.12325,
    "h": 272.8
  },
  "luminance": 0.04429
}

Semantic roles & 50–950 ramp

primary

#2A347D

secondary

#ADA356

accent

#C94FD9

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#08060F

muted

#7A7A7F

Preview Lab

Preview with #2A347D

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

Preview Lab → · Contrast checker → · Palette generator →