#2A3684#2A3684

#2A3684 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.2% C 0.131 H 271.8°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#2A3684
RGB	rgb(42, 54, 132)
HSL	hsl(232, 52%, 34%)
HSV	hsv(232, 68%, 52%)
CMYK	cmyk(68.2%, 59.1%, 0%, 48.2%)
CIE-LAB	lab(26.15, 22.15, -45.42)
CIE-LCH	lch(26.15, 50.54, 296.00°)
OKLab	oklab(37.19% 0.0042 -0.1307)
OKLCH	oklch(37.19% 0.131 271.8)
XYZ	xyz(6.4375, 4.7959, 22.4118)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3684 #84782A

analogous

#2A6384 #2A3684 #4B2A84

triadic

#2A3684 #842A36 #36842A

tetradic

#2A3684 #842A63 #84782A #2A844B

square

#2A3684 #842A63 #84782A #2A844B

split-complementary

#2A3684 #844B2A #63842A

monochromatic

#0C1027 #1B2356 #2A3684 #3949B2 #5D6CCB

Accessibility & contrast

On white

10.72

#2A3684 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#2A3684 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3684

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3684	#FFFFFF	#000000	##FFFFFF
##2A3684	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004287

Deuteranopia (green-blind)

#003A82

Tritanopia (blue-blind)

#004957

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2a3684;
/* rgb */ color: rgb(42, 54, 132);
/* oklch */ color: oklch(37.2% 0.131 271.8);

Tailwind

colors: {
  custom: {
    50: '#6f6ca8',
    500: '#2a3684',
    950: '#000000',
  },
}

SCSS

$custom: #2a3684;
$custom-light: #6f6ca8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3684",
  "rgb": {
    "r": 42,
    "g": 54,
    "b": 132
  },
  "hsl": {
    "h": 232,
    "s": 51.724,
    "l": 34.118
  },
  "oklch": {
    "l": 0.37193,
    "c": 0.1308,
    "h": 271.8
  },
  "luminance": 0.04797
}

Semantic roles & 50–950 ramp

primary

#2A3684

secondary

#B1A559

accent

#C84DDB

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2A3684

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

Preview Lab → · Contrast checker → · Palette generator →