#2A43BF#2A43BF

#2A43BF is a dark, vivid blue. Relative luminance 0.083; OKLCH L 45.0% C 0.195 H 268.2°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#2A43BF
RGB	rgb(42, 67, 191)
HSL	hsl(230, 64%, 46%)
HSV	hsv(230, 78%, 75%)
CMYK	cmyk(78%, 64.9%, 0%, 25.1%)
CIE-LAB	lab(34.53, 35.52, -67.41)
CIE-LCH	lch(34.53, 76.19, 297.79°)
OKLab	oklab(44.96% -0.0062 -0.1951)
OKLCH	oklch(44.96% 0.195 268.2)
XYZ	xyz(12.3627, 8.2667, 50.2242)
Luminance	0.0827 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.80

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A43BF #BFA62A

analogous

#2A8DBF #2A43BF #5B2ABF

triadic

#2A43BF #BF2A43 #43BF2A

tetradic

#2A43BF #BF2A8D #BFA62A #2ABF5B

square

#2A43BF #BF2A8D #BFA62A #2ABF5B

split-complementary

#2A43BF #BF5B2A #8DBF2A

monochromatic

#14205B #1F318D #2A43BF #4E65D8 #8091E3

Accessibility & contrast

On white

7.91

#2A43BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#2A43BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A43BF

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A43BF	#FFFFFF	#000000	##FFFFFF
##2A43BF	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C3

Deuteranopia (green-blind)

#004ABD

Tritanopia (blue-blind)

#00647B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2a43bf;
/* rgb */ color: rgb(42, 67, 191);
/* oklch */ color: oklch(45.0% 0.195 268.2);

Tailwind

colors: {
  custom: {
    50: '#7c77d3',
    500: '#2a43bf',
    950: '#000000',
  },
}

SCSS

$custom: #2a43bf;
$custom-light: #7c77d3;
$custom-dark: #000000;

JSON

{
  "hex": "#2a43bf",
  "rgb": {
    "r": 42,
    "g": 67,
    "b": 191
  },
  "hsl": {
    "h": 229.933,
    "s": 63.948,
    "l": 45.686
  },
  "oklch": {
    "l": 0.4496,
    "c": 0.19517,
    "h": 268.2
  },
  "luminance": 0.08268
}

Semantic roles & 50–950 ramp

primary

#2A43BF

secondary

#CCBE79

accent

#CB41E7

background

#F8F7FD

surface

#EFEDFA

border

#CAC8D3

text

#0B0814

muted

#7C7B83

Preview Lab

Preview with #2A43BF

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

Preview Lab → · Contrast checker → · Palette generator →