#2B48B4#2B48B4

#2B48B4 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.9% C 0.174 H 267.3°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#2B48B4
RGB	rgb(43, 72, 180)
HSL	hsl(227, 61%, 44%)
HSV	hsv(227, 76%, 71%)
CMYK	cmyk(76.1%, 60%, 0%, 29.4%)
CIE-LAB	lab(34.89, 28.31, -60.34)
CIE-LCH	lch(34.89, 66.65, 295.13°)
OKLab	oklab(44.94% -0.0082 -0.1743)
OKLCH	oklch(44.94% 0.174 267.3)
XYZ	xyz(11.5490, 8.4423, 44.1920)
Luminance	0.0844 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B48B4 #B4972B

analogous

#2B8CB4 #2B48B4 #522BB4

triadic

#2B48B4 #B42B48 #48B42B

tetradic

#2B48B4 #B42B8C #B4972B #2BB452

square

#2B48B4 #B42B8C #B4972B #2BB452

split-complementary

#2B48B4 #B4522B #8CB42B

monochromatic

#132051 #1F3483 #2B48B4 #4966D3 #7A90DF

Accessibility & contrast

On white

7.81

#2B48B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#2B48B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B48B4

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B48B4	#FFFFFF	#000000	##FFFFFF
##2B48B4	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059B8

Deuteranopia (green-blind)

#004CB2

Tritanopia (blue-blind)

#006377

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2b48b4;
/* rgb */ color: rgb(43, 72, 180);
/* oklch */ color: oklch(44.9% 0.174 267.3);

Tailwind

colors: {
  custom: {
    50: '#797acb',
    500: '#2b48b4',
    950: '#000000',
  },
}

SCSS

$custom: #2b48b4;
$custom-light: #797acb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b48b4",
  "rgb": {
    "r": 43,
    "g": 72,
    "b": 180
  },
  "hsl": {
    "h": 227.299,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.44943,
    "c": 0.17449,
    "h": 267.3
  },
  "luminance": 0.08444
}

Semantic roles & 50–950 ramp

primary

#2B48B4

secondary

#C7B673

accent

#C243E5

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2B48B4

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

Preview Lab → · Contrast checker → · Palette generator →