#2B4483#2B4483

#2B4483 is a dark, moderate blue. Relative luminance 0.063; OKLCH L 40.2% C 0.110 H 265.5°. Best body text is #FFFFFF at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#2B4483
RGB	rgb(43, 68, 131)
HSL	hsl(223, 51%, 34%)
HSV	hsv(223, 67%, 51%)
CMYK	cmyk(67.2%, 48.1%, 0%, 48.6%)
CIE-LAB	lab(30.12, 12.35, -38.38)
CIE-LCH	lch(30.12, 40.31, 287.84°)
OKLab	oklab(40.19% -0.0087 -0.1098)
OKLCH	oklch(40.19% 0.11 265.5)
XYZ	xyz(7.1587, 6.2859, 22.3044)
Luminance	0.0629 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4483 #836A2B

analogous

#2B7083 #2B4483 #3E2B83

triadic

#2B4483 #832B44 #44832B

tetradic

#2B4483 #832B70 #836A2B #2B833E

square

#2B4483 #832B70 #836A2B #2B833E

split-complementary

#2B4483 #833E2B #70832B

monochromatic

#0D1427 #1C2C55 #2B4483 #3A5CB1 #5E7DCA

Accessibility & contrast

On white

9.30

#2B4483 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#2B4483 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4483

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4483	#FFFFFF	#000000	##FFFFFF
##2B4483	1.00	9.30	2.26	9.30
#FFFFFF	9.30	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244B85

Deuteranopia (green-blind)

#144382

Tritanopia (blue-blind)

#00525D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2b4483;
/* rgb */ color: rgb(43, 68, 131);
/* oklch */ color: oklch(40.2% 0.110 265.5);

Tailwind

colors: {
  custom: {
    50: '#6e77a7',
    500: '#2b4483',
    950: '#000000',
  },
}

SCSS

$custom: #2b4483;
$custom-light: #6e77a7;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4483",
  "rgb": {
    "r": 43,
    "g": 68,
    "b": 131
  },
  "hsl": {
    "h": 222.955,
    "s": 50.575,
    "l": 34.118
  },
  "oklch": {
    "l": 0.40191,
    "c": 0.11012,
    "h": 265.5
  },
  "luminance": 0.06287
}

Semantic roles & 50–950 ramp

primary

#2B4483

secondary

#B0985A

accent

#B24EDA

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #2B4483

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

Preview Lab → · Contrast checker → · Palette generator →