#2B2FA3#2B2FA3

#2B2FA3 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.9% C 0.181 H 272.7°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#2B2FA3
RGB	rgb(43, 47, 163)
HSL	hsl(238, 58%, 40%)
HSV	hsv(238, 74%, 64%)
CMYK	cmyk(73.6%, 71.2%, 0%, 36.1%)
CIE-LAB	lab(27.27, 38.15, -62.65)
CIE-LCH	lch(27.27, 73.35, 301.34°)
OKLab	oklab(38.89% 0.0085 -0.1812)
OKLCH	oklch(38.89% 0.181 272.7)
XYZ	xyz(8.6214, 5.1901, 35.1907)
Luminance	0.0519 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2FA3 #A39F2B

analogous

#2B6BA3 #2B2FA3 #632BA3

triadic

#2B2FA3 #A32B2F #2FA32B

tetradic

#2B2FA3 #A32B6B #A39F2B #2BA363

square

#2B2FA3 #A32B6B #A39F2B #2BA363

split-complementary

#2B2FA3 #A3632B #6BA32B

monochromatic

#111342 #1E2173 #2B2FA3 #3F44CC #6F73D9

Accessibility & contrast

On white

10.30

#2B2FA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#2B2FA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2FA3

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2FA3	#FFFFFF	#000000	##FFFFFF
##2B2FA3	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A6

Deuteranopia (green-blind)

#003BA1

Tritanopia (blue-blind)

#004F65

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2b2fa3;
/* rgb */ color: rgb(43, 47, 163);
/* oklch */ color: oklch(38.9% 0.181 272.7);

Tailwind

colors: {
  custom: {
    50: '#7768bf',
    500: '#2b2fa3',
    950: '#000000',
  },
}

SCSS

$custom: #2b2fa3;
$custom-light: #7768bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2fa3",
  "rgb": {
    "r": 43,
    "g": 47,
    "b": 163
  },
  "hsl": {
    "h": 238,
    "s": 58.252,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38891,
    "c": 0.18142,
    "h": 272.7
  },
  "luminance": 0.05191
}

Semantic roles & 50–950 ramp

primary

#2B2FA3

secondary

#C0BD6A

accent

#DC46E1

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2B2FA3

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

Preview Lab → · Contrast checker → · Palette generator →