#2A3BAF#2A3BAF

#2A3BAF is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.0% C 0.184 H 269.8°. Best body text is #FFFFFF at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#2A3BAF
RGB	rgb(42, 59, 175)
HSL	hsl(232, 61%, 43%)
HSV	hsv(232, 76%, 69%)
CMYK	cmyk(76%, 66.3%, 0%, 31.4%)
CIE-LAB	lab(31.15, 34.80, -63.49)
CIE-LCH	lch(31.15, 72.41, 298.73°)
OKLab	oklab(42.04% -0.0008 -0.1837)
OKLCH	oklch(42.04% 0.184 269.8)
XYZ	xyz(10.2540, 6.7142, 41.3047)
Luminance	0.0672 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.33

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3BAF #AF9E2A

analogous

#2A7DAF #2A3BAF #5C2AAF

triadic

#2A3BAF #AF2A3B #3BAF2A

tetradic

#2A3BAF #AF2A7D #AF9E2A #2AAF5C

square

#2A3BAF #AF2A7D #AF9E2A #2AAF5C

split-complementary

#2A3BAF #AF5C2A #7DAF2A

monochromatic

#121A4C #1E2A7E #2A3BAF #4456D2 #7583DE

Accessibility & contrast

On white

8.96

#2A3BAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#2A3BAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3BAF

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3BAF	#FFFFFF	#000000	##FFFFFF
##2A3BAF	1.00	8.96	2.34	8.96
#FFFFFF	8.96	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B3

Deuteranopia (green-blind)

#0043AD

Tritanopia (blue-blind)

#005A70

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2a3baf;
/* rgb */ color: rgb(42, 59, 175);
/* oklch */ color: oklch(42.0% 0.184 269.8);

Tailwind

colors: {
  custom: {
    50: '#7971c8',
    500: '#2a3baf',
    950: '#000000',
  },
}

SCSS

$custom: #2a3baf;
$custom-light: #7971c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3baf",
  "rgb": {
    "r": 42,
    "g": 59,
    "b": 175
  },
  "hsl": {
    "h": 232.331,
    "s": 61.29,
    "l": 42.549
  },
  "oklch": {
    "l": 0.42036,
    "c": 0.18368,
    "h": 269.8
  },
  "luminance": 0.06715
}

Semantic roles & 50–950 ramp

primary

#2A3BAF

secondary

#C6BB6F

accent

#D043E4

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2A3BAF

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

Preview Lab → · Contrast checker → · Palette generator →