#2B2F77#2B2F77

#2B2F77 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.7% C 0.121 H 275.7°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#2B2F77
RGB	rgb(43, 47, 119)
HSL	hsl(237, 47%, 32%)
HSV	hsv(237, 64%, 47%)
CMYK	cmyk(63.9%, 60.5%, 0%, 53.3%)
CIE-LAB	lab(23.26, 22.28, -41.90)
CIE-LCH	lch(23.26, 47.45, 298.00°)
OKLab	oklab(34.74% 0.012 -0.1204)
OKLCH	oklch(34.74% 0.121 275.7)
XYZ	xyz(5.3415, 3.8781, 17.9163)
Luminance	0.0388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2F77 #77732B

analogous

#2B5577 #2B2F77 #4D2B77

triadic

#2B2F77 #772B2F #2F772B

tetradic

#2B2F77 #772B55 #77732B #2B774D

square

#2B2F77 #772B55 #77732B #2B774D

split-complementary

#2B2F77 #774D2B #55772B

monochromatic

#0B0B1D #1B1D4A #2B2F77 #3B41A4 #595FC3

Accessibility & contrast

On white

11.83

#2B2F77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#2B2F77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2F77

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2F77	#FFFFFF	#000000	##FFFFFF
##2B2F77	1.00	11.83	1.78	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B79

Deuteranopia (green-blind)

#003476

Tritanopia (blue-blind)

#00404E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2b2f77;
/* rgb */ color: rgb(43, 47, 119);
/* oklch */ color: oklch(34.7% 0.121 275.7);

Tailwind

colors: {
  custom: {
    50: '#6d679f',
    500: '#2b2f77',
    950: '#000000',
  },
}

SCSS

$custom: #2b2f77;
$custom-light: #6d679f;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2f77",
  "rgb": {
    "r": 43,
    "g": 47,
    "b": 119
  },
  "hsl": {
    "h": 236.842,
    "s": 46.914,
    "l": 31.765
  },
  "oklch": {
    "l": 0.34737,
    "c": 0.12101,
    "h": 275.7
  },
  "luminance": 0.03879
}

Semantic roles & 50–950 ramp

primary

#2B2F77

secondary

#A9A455

accent

#D051D7

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#08060E

muted

#7B7A7E

Preview Lab

Preview with #2B2F77

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

Preview Lab → · Contrast checker → · Palette generator →