#2B3E9D#2B3E9D

#2B3E9D is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.0% C 0.156 H 269.6°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#2B3E9D
RGB	rgb(43, 62, 157)
HSL	hsl(230, 57%, 39%)
HSV	hsv(230, 73%, 62%)
CMYK	cmyk(72.6%, 60.5%, 0%, 38.4%)
CIE-LAB	lab(30.38, 26.30, -53.91)
CIE-LCH	lch(30.38, 59.99, 296.00°)
OKLab	oklab(41% -0.0012 -0.1556)
OKLCH	oklch(41% 0.156 269.6)
XYZ	xyz(8.8026, 6.3923, 32.6617)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3E9D #9D8A2B

analogous

#2B779D #2B3E9D #512B9D

triadic

#2B3E9D #9D2B3E #3E9D2B

tetradic

#2B3E9D #9D2B77 #9D8A2B #2B9D51

square

#2B3E9D #9D2B77 #9D8A2B #2B9D51

split-complementary

#2B3E9D #9D512B #779D2B

monochromatic

#11183D #1E2B6D #2B3E9D #3C53CA #6C7ED7

Accessibility & contrast

On white

9.22

#2B3E9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#2B3E9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3E9D

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3E9D	#FFFFFF	#000000	##FFFFFF
##2B3E9D	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA0

Deuteranopia (green-blind)

#00429B

Tritanopia (blue-blind)

#005667

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2b3e9d;
/* rgb */ color: rgb(43, 62, 157);
/* oklch */ color: oklch(41.0% 0.156 269.6);

Tailwind

colors: {
  custom: {
    50: '#7473bb',
    500: '#2b3e9d',
    950: '#000000',
  },
}

SCSS

$custom: #2b3e9d;
$custom-light: #7473bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3e9d",
  "rgb": {
    "r": 43,
    "g": 62,
    "b": 157
  },
  "hsl": {
    "h": 230,
    "s": 57,
    "l": 39.216
  },
  "oklch": {
    "l": 0.41,
    "c": 0.15556,
    "h": 269.6
  },
  "luminance": 0.06393
}

Semantic roles & 50–950 ramp

primary

#2B3E9D

secondary

#BDAF66

accent

#C748E0

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2B3E9D

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

Preview Lab → · Contrast checker → · Palette generator →