#2B2F91#2B2F91

#2B2F91 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.1% C 0.158 H 273.9°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#2B2F91
RGB	rgb(43, 47, 145)
HSL	hsl(238, 54%, 37%)
HSV	hsv(238, 70%, 57%)
CMYK	cmyk(70.3%, 67.6%, 0%, 43.1%)
CIE-LAB	lab(25.53, 31.77, -54.49)
CIE-LCH	lch(25.53, 63.08, 300.24°)
OKLab	oklab(37.11% 0.0106 -0.1574)
OKLCH	oklch(37.11% 0.158 273.9)
XYZ	xyz(7.1219, 4.5903, 27.2933)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2F91 #918D2B

analogous

#2B6291 #2B2F91 #5A2B91

triadic

#2B2F91 #912B2F #2F912B

tetradic

#2B2F91 #912B62 #918D2B #2B915A

square

#2B2F91 #912B62 #918D2B #2B915A

split-complementary

#2B2F91 #915A2B #62912B

monochromatic

#0F1033 #1D2062 #2B2F91 #393EC0 #6569D1

Accessibility & contrast

On white

10.95

#2B2F91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2B2F91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2F91

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2F91	#FFFFFF	#000000	##FFFFFF
##2B2F91	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004194

Deuteranopia (green-blind)

#00388F

Tritanopia (blue-blind)

#00495C

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2b2f91;
/* rgb */ color: rgb(43, 47, 145);
/* oklch */ color: oklch(37.1% 0.158 273.9);

Tailwind

colors: {
  custom: {
    50: '#7368b2',
    500: '#2b2f91',
    950: '#000000',
  },
}

SCSS

$custom: #2b2f91;
$custom-light: #7368b2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2f91",
  "rgb": {
    "r": 43,
    "g": 47,
    "b": 145
  },
  "hsl": {
    "h": 237.647,
    "s": 54.255,
    "l": 36.863
  },
  "oklch": {
    "l": 0.37109,
    "c": 0.15774,
    "h": 273.9
  },
  "luminance": 0.04591
}

Semantic roles & 50–950 ramp

primary

#2B2F91

secondary

#B8B460

accent

#D84ADE

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2B2F91

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

Preview Lab → · Contrast checker → · Palette generator →