#2B3E9E#2B3E9E

#2B3E9E is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.1% C 0.157 H 269.6°. Best body text is #FFFFFF at 9.19:1 contrast (WCAG AA passes).

Color values

HEX	#2B3E9E
RGB	rgb(43, 62, 158)
HSL	hsl(230, 57%, 39%)
HSV	hsv(230, 73%, 62%)
CMYK	cmyk(72.8%, 60.8%, 0%, 38%)
CIE-LAB	lab(30.46, 26.67, -54.39)
CIE-LCH	lch(30.46, 60.57, 296.13°)
OKLab	oklab(41.09% -0.0012 -0.1569)
OKLCH	oklch(41.09% 0.157 269.6)
XYZ	xyz(8.8883, 6.4266, 33.1131)
Luminance	0.0643 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3E9E #9E8B2B

analogous

#2B789E #2B3E9E #522B9E

triadic

#2B3E9E #9E2B3E #3E9E2B

tetradic

#2B3E9E #9E2B78 #9E8B2B #2B9E52

square

#2B3E9E #9E2B78 #9E8B2B #2B9E52

split-complementary

#2B3E9E #9E522B #789E2B

monochromatic

#11183E #1E2B6E #2B3E9E #3C54CA #6C7ED7

Accessibility & contrast

On white

9.19

#2B3E9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#2B3E9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3E9E

9.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3E9E	#FFFFFF	#000000	##FFFFFF
##2B3E9E	1.00	9.19	2.29	9.19
#FFFFFF	9.19	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA1

Deuteranopia (green-blind)

#00439C

Tritanopia (blue-blind)

#005668

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2b3e9e;
/* rgb */ color: rgb(43, 62, 158);
/* oklch */ color: oklch(41.1% 0.157 269.6);

Tailwind

colors: {
  custom: {
    50: '#7573bb',
    500: '#2b3e9e',
    950: '#000000',
  },
}

SCSS

$custom: #2b3e9e;
$custom-light: #7573bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3e9e",
  "rgb": {
    "r": 43,
    "g": 62,
    "b": 158
  },
  "hsl": {
    "h": 230.087,
    "s": 57.214,
    "l": 39.412
  },
  "oklch": {
    "l": 0.41088,
    "c": 0.15694,
    "h": 269.6
  },
  "luminance": 0.06427
}

Semantic roles & 50–950 ramp

primary

#2B3E9E

secondary

#BEB067

accent

#C747E0

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2B3E9E

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

Preview Lab → · Contrast checker → · Palette generator →