#2B4D9D#2B4D9D

#2B4D9D is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.1% C 0.136 H 264.2°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#2B4D9D
RGB	rgb(43, 77, 157)
HSL	hsl(222, 57%, 39%)
HSV	hsv(222, 73%, 62%)
CMYK	cmyk(72.6%, 51%, 0%, 38.4%)
CIE-LAB	lab(34.51, 16.22, -47.22)
CIE-LCH	lch(34.51, 49.93, 288.96°)
OKLab	oklab(44.11% -0.0137 -0.1356)
OKLCH	oklch(44.11% 0.136 264.2)
XYZ	xyz(9.7338, 8.2546, 32.9721)
Luminance	0.0826 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4D9D #9D7B2B

analogous

#2B869D #2B4D9D #422B9D

triadic

#2B4D9D #9D2B4D #4D9D2B

tetradic

#2B4D9D #9D2B86 #9D7B2B #2B9D42

square

#2B4D9D #9D2B86 #9D7B2B #2B9D42

split-complementary

#2B4D9D #9D422B #869D2B

monochromatic

#111E3D #1E356D #2B4D9D #3C66CA #6C8CD7

Accessibility & contrast

On white

7.92

#2B4D9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#2B4D9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4D9D

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4D9D	#FFFFFF	#000000	##FFFFFF
##2B4D9D	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E57A0

Deuteranopia (green-blind)

#004C9B

Tritanopia (blue-blind)

#00606D

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2b4d9d;
/* rgb */ color: rgb(43, 77, 157);
/* oklch */ color: oklch(44.1% 0.136 264.2);

Tailwind

colors: {
  custom: {
    50: '#747eba',
    500: '#2b4d9d',
    950: '#000000',
  },
}

SCSS

$custom: #2b4d9d;
$custom-light: #747eba;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4d9d",
  "rgb": {
    "r": 43,
    "g": 77,
    "b": 157
  },
  "hsl": {
    "h": 222.105,
    "s": 57,
    "l": 39.216
  },
  "oklch": {
    "l": 0.44108,
    "c": 0.13634,
    "h": 264.2
  },
  "luminance": 0.08256
}

Semantic roles & 50–950 ramp

primary

#2B4D9D

secondary

#BDA366

accent

#B348E0

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2B4D9D

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

Preview Lab → · Contrast checker → · Palette generator →