#2B2B8E#2B2B8E

#2B2B8E is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.1% C 0.158 H 275.0°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#2B2B8E
RGB	rgb(43, 43, 142)
HSL	hsl(240, 54%, 36%)
HSV	hsv(240, 70%, 56%)
CMYK	cmyk(69.7%, 69.7%, 0%, 44.3%)
CIE-LAB	lab(24.30, 33.25, -54.66)
CIE-LCH	lch(24.30, 63.98, 301.31°)
OKLab	oklab(36.13% 0.0139 -0.1579)
OKLCH	oklch(36.13% 0.158 275)
XYZ	xyz(6.7410, 4.1937, 26.0402)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2B8E #8E8E2B

analogous

#2B5D8E #2B2B8E #5D2B8E

triadic

#2B2B8E #8E2B2B #2B8E2B

tetradic

#2B2B8E #8E2B5D #8E8E2B #2B8E5D

square

#2B2B8E #8E2B5D #8E8E2B #2B8E5D

split-complementary

#2B2B8E #8E5D2B #5D8E2B

monochromatic

#0F0F30 #1D1D5F #2B2B8E #3939BD #6363D0

Accessibility & contrast

On white

11.42

#2B2B8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#2B2B8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2B8E

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2B8E	#FFFFFF	#000000	##FFFFFF
##2B2B8E	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E91

Deuteranopia (green-blind)

#00358C

Tritanopia (blue-blind)

#004659

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b2b8e;
/* rgb */ color: rgb(43, 43, 142);
/* oklch */ color: oklch(36.1% 0.158 275.0);

Tailwind

colors: {
  custom: {
    50: '#7365b0',
    500: '#2b2b8e',
    950: '#000000',
  },
}

SCSS

$custom: #2b2b8e;
$custom-light: #7365b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2b8e",
  "rgb": {
    "r": 43,
    "g": 43,
    "b": 142
  },
  "hsl": {
    "h": 240,
    "s": 53.514,
    "l": 36.275
  },
  "oklch": {
    "l": 0.36129,
    "c": 0.15848,
    "h": 275
  },
  "luminance": 0.04194
}

Semantic roles & 50–950 ramp

primary

#2B2B8E

secondary

#B6B65F

accent

#DD4BDD

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #2B2B8E

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

Preview Lab → · Contrast checker → · Palette generator →