#2B2B79#2B2B79

#2B2B79 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.1% C 0.129 H 277.1°. Best body text is #FFFFFF at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#2B2B79
RGB	rgb(43, 43, 121)
HSL	hsl(240, 48%, 32%)
HSV	hsv(240, 64%, 47%)
CMYK	cmyk(64.5%, 64.5%, 0%, 52.5%)
CIE-LAB	lab(22.38, 25.72, -44.61)
CIE-LCH	lch(22.38, 51.50, 299.97°)
OKLab	oklab(34.14% 0.0159 -0.1284)
OKLCH	oklch(34.14% 0.129 277.1)
XYZ	xyz(5.3102, 3.6214, 18.5046)
Luminance	0.0362 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2B79 #79792B

analogous

#2B5279 #2B2B79 #522B79

triadic

#2B2B79 #792B2B #2B792B

tetradic

#2B2B79 #792B52 #79792B #2B7952

square

#2B2B79 #792B52 #79792B #2B7952

split-complementary

#2B2B79 #79522B #52792B

monochromatic

#0B0B1F #1B1B4C #2B2B79 #3B3BA6 #5A5AC4

Accessibility & contrast

On white

12.18

#2B2B79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#2B2B79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2B79

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2B79	#FFFFFF	#000000	##FFFFFF
##2B2B79	1.00	12.18	1.72	12.18
#FFFFFF	12.18	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397C

Deuteranopia (green-blind)

#003277

Tritanopia (blue-blind)

#003E4D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2b2b79;
/* rgb */ color: rgb(43, 43, 121);
/* oklch */ color: oklch(34.1% 0.129 277.1);

Tailwind

colors: {
  custom: {
    50: '#6e64a0',
    500: '#2b2b79',
    950: '#000000',
  },
}

SCSS

$custom: #2b2b79;
$custom-light: #6e64a0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2b79",
  "rgb": {
    "r": 43,
    "g": 43,
    "b": 121
  },
  "hsl": {
    "h": 240,
    "s": 47.561,
    "l": 32.157
  },
  "oklch": {
    "l": 0.34135,
    "c": 0.12941,
    "h": 277.1
  },
  "luminance": 0.03622
}

Semantic roles & 50–950 ramp

primary

#2B2B79

secondary

#AAAA56

accent

#D751D7

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08050F

muted

#7B7A7E

Preview Lab

Preview with #2B2B79

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

Preview Lab → · Contrast checker → · Palette generator →