#2B347E#2B347E

#2B347E is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.3% C 0.124 H 273.3°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#2B347E
RGB	rgb(43, 52, 126)
HSL	hsl(233, 49%, 33%)
HSV	hsv(233, 66%, 49%)
CMYK	cmyk(65.9%, 58.7%, 0%, 50.6%)
CIE-LAB	lab(25.18, 21.44, -43.21)
CIE-LCH	lch(25.18, 48.24, 296.39°)
OKLab	oklab(36.34% 0.0071 -0.1242)
OKLCH	oklch(36.34% 0.124 273.3)
XYZ	xyz(5.9889, 4.4754, 20.2829)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B347E #7E752B

analogous

#2B5D7E #2B347E #4B2B7E

triadic

#2B347E #7E2B34 #347E2B

tetradic

#2B347E #7E2B5D #7E752B #2B7E4B

square

#2B347E #7E2B5D #7E752B #2B7E4B

split-complementary

#2B347E #7E4B2B #5D7E2B

monochromatic

#0C0E23 #1B2150 #2B347E #3B47AC #5C68C7

Accessibility & contrast

On white

11.08

#2B347E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#2B347E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B347E

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B347E	#FFFFFF	#000000	##FFFFFF
##2B347E	1.00	11.08	1.90	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F81

Deuteranopia (green-blind)

#00387D

Tritanopia (blue-blind)

#004653

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2b347e;
/* rgb */ color: rgb(43, 52, 126);
/* oklch */ color: oklch(36.3% 0.124 273.3);

Tailwind

colors: {
  custom: {
    50: '#6e6ba4',
    500: '#2b347e',
    950: '#000000',
  },
}

SCSS

$custom: #2b347e;
$custom-light: #6e6ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b347e",
  "rgb": {
    "r": 43,
    "g": 52,
    "b": 126
  },
  "hsl": {
    "h": 233.494,
    "s": 49.112,
    "l": 33.137
  },
  "oklch": {
    "l": 0.36342,
    "c": 0.12443,
    "h": 273.3
  },
  "luminance": 0.04476
}

Semantic roles & 50–950 ramp

primary

#2B347E

secondary

#ADA458

accent

#CA4FD9

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #2B347E

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

Preview Lab → · Contrast checker → · Palette generator →