#2B2BB2#2B2BB2

#2B2BB2 is a dark, highly saturated blue. Relative luminance 0.055; OKLCH L 39.9% C 0.204 H 272.2°. Best body text is #FFFFFF at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#2B2BB2
RGB	rgb(43, 43, 178)
HSL	hsl(240, 61%, 43%)
HSV	hsv(240, 76%, 70%)
CMYK	cmyk(75.8%, 75.8%, 0%, 30.2%)
CIE-LAB	lab(27.99, 45.58, -70.48)
CIE-LCH	lch(27.99, 83.93, 302.89°)
OKLab	oklab(39.87% 0.0079 -0.204)
OKLCH	oklch(39.87% 0.204 272.2)
XYZ	xyz(9.8933, 5.4546, 42.6423)
Luminance	0.0546 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2BB2 #B2B22B

analogous

#2B6EB2 #2B2BB2 #6E2BB2

triadic

#2B2BB2 #B22B2B #2BB22B

tetradic

#2B2BB2 #B22B6E #B2B22B #2BB26E

square

#2B2BB2 #B22B6E #B2B22B #2BB26E

split-complementary

#2B2BB2 #B26E2B #6EB22B

monochromatic

#13134F #1F1F81 #2B2BB2 #4848D3 #7979DF

Accessibility & contrast

On white

10.04

#2B2BB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2B2BB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2BB2

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2BB2	#FFFFFF	#000000	##FFFFFF
##2B2BB2	1.00	10.04	2.09	10.04
#FFFFFF	10.04	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B6

Deuteranopia (green-blind)

#003BB0

Tritanopia (blue-blind)

#00536D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2b2bb2;
/* rgb */ color: rgb(43, 43, 178);
/* oklch */ color: oklch(39.9% 0.204 272.2);

Tailwind

colors: {
  custom: {
    50: '#7b66ca',
    500: '#2b2bb2',
    950: '#000000',
  },
}

SCSS

$custom: #2b2bb2;
$custom-light: #7b66ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2bb2",
  "rgb": {
    "r": 43,
    "g": 43,
    "b": 178
  },
  "hsl": {
    "h": 240,
    "s": 61.086,
    "l": 43.333
  },
  "oklch": {
    "l": 0.39871,
    "c": 0.20414,
    "h": 272.2
  },
  "luminance": 0.05456
}

Semantic roles & 50–950 ramp

primary

#2B2BB2

secondary

#C7C772

accent

#E444E4

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2B2BB2

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

Preview Lab → · Contrast checker → · Palette generator →