#2B42BF#2B42BF

#2B42BF is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.8% C 0.196 H 268.6°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#2B42BF
RGB	rgb(43, 66, 191)
HSL	hsl(231, 63%, 46%)
HSV	hsv(231, 77%, 75%)
CMYK	cmyk(77.5%, 65.4%, 0%, 25.1%)
CIE-LAB	lab(34.33, 36.25, -67.73)
CIE-LCH	lch(34.33, 76.82, 298.16°)
OKLab	oklab(44.83% -0.0048 -0.196)
OKLCH	oklch(44.83% 0.196 268.6)
XYZ	xyz(12.3452, 8.1702, 50.2065)
Luminance	0.0817 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.56

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B42BF #BFA82B

analogous

#2B8CBF #2B42BF #5E2BBF

triadic

#2B42BF #BF2B42 #42BF2B

tetradic

#2B42BF #BF2B8C #BFA82B #2BBF5E

square

#2B42BF #BF2B8C #BFA82B #2BBF5E

split-complementary

#2B42BF #BF5E2B #8CBF2B

monochromatic

#151F5B #20318D #2B42BF #5065D8 #8291E3

Accessibility & contrast

On white

7.97

#2B42BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#2B42BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B42BF

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B42BF	#FFFFFF	#000000	##FFFFFF
##2B42BF	1.00	7.97	2.63	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C3

Deuteranopia (green-blind)

#004ABD

Tritanopia (blue-blind)

#00637A

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2b42bf;
/* rgb */ color: rgb(43, 66, 191);
/* oklch */ color: oklch(44.8% 0.196 268.6);

Tailwind

colors: {
  custom: {
    50: '#7c76d3',
    500: '#2b42bf',
    950: '#000000',
  },
}

SCSS

$custom: #2b42bf;
$custom-light: #7c76d3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b42bf",
  "rgb": {
    "r": 43,
    "g": 66,
    "b": 191
  },
  "hsl": {
    "h": 230.676,
    "s": 63.248,
    "l": 45.882
  },
  "oklch": {
    "l": 0.44827,
    "c": 0.19606,
    "h": 268.6
  },
  "luminance": 0.08172
}

Semantic roles & 50–950 ramp

primary

#2B42BF

secondary

#CCBF7A

accent

#CD42E6

background

#F8F7FD

surface

#EFEDFA

border

#CAC8D3

text

#0B0814

muted

#7C7B83

Preview Lab

Preview with #2B42BF

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

Preview Lab → · Contrast checker → · Palette generator →