#2B4E9E#2B4E9E

#2B4E9E is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.4% C 0.136 H 263.9°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#2B4E9E
RGB	rgb(43, 78, 158)
HSL	hsl(222, 57%, 39%)
HSV	hsv(222, 73%, 62%)
CMYK	cmyk(72.8%, 50.6%, 0%, 38%)
CIE-LAB	lab(34.86, 15.94, -47.25)
CIE-LCH	lch(34.86, 49.87, 288.64°)
OKLab	oklab(44.4% -0.0145 -0.1357)
OKLCH	oklch(44.4% 0.136 263.9)
XYZ	xyz(9.8900, 8.4299, 33.4470)
Luminance	0.0843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4E9E #9E7B2B

analogous

#2B889E #2B4E9E #422B9E

triadic

#2B4E9E #9E2B4E #4E9E2B

tetradic

#2B4E9E #9E2B88 #9E7B2B #2B9E42

square

#2B4E9E #9E2B88 #9E7B2B #2B9E42

split-complementary

#2B4E9E #9E422B #889E2B

monochromatic

#111F3E #1E366E #2B4E9E #3C67CA #6C8DD7

Accessibility & contrast

On white

7.82

#2B4E9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#2B4E9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4E9E

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4E9E	#FFFFFF	#000000	##FFFFFF
##2B4E9E	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F58A1

Deuteranopia (green-blind)

#004D9C

Tritanopia (blue-blind)

#00616E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2b4e9e;
/* rgb */ color: rgb(43, 78, 158);
/* oklch */ color: oklch(44.4% 0.136 263.9);

Tailwind

colors: {
  custom: {
    50: '#747fbb',
    500: '#2b4e9e',
    950: '#000000',
  },
}

SCSS

$custom: #2b4e9e;
$custom-light: #747fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4e9e",
  "rgb": {
    "r": 43,
    "g": 78,
    "b": 158
  },
  "hsl": {
    "h": 221.739,
    "s": 57.214,
    "l": 39.412
  },
  "oklch": {
    "l": 0.444,
    "c": 0.13649,
    "h": 263.9
  },
  "luminance": 0.08431
}

Semantic roles & 50–950 ramp

primary

#2B4E9E

secondary

#BEA367

accent

#B247E0

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2B4E9E

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

Preview Lab → · Contrast checker → · Palette generator →