#2F48B9#2F48B9

#2F48B9 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.6% C 0.180 H 268.5°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#2F48B9
RGB	rgb(47, 72, 185)
HSL	hsl(229, 59%, 45%)
HSV	hsv(229, 75%, 73%)
CMYK	cmyk(74.6%, 61.1%, 0%, 27.5%)
CIE-LAB	lab(35.48, 30.62, -62.32)
CIE-LCH	lch(35.48, 69.44, 296.17°)
OKLab	oklab(45.56% -0.0046 -0.18)
OKLCH	oklch(45.56% 0.18 268.5)
XYZ	xyz(12.2436, 8.7405, 46.9314)
Luminance	0.0874 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F48B9 #B9A02F

analogous

#2F8DB9 #2F48B9 #5B2FB9

triadic

#2F48B9 #B92F48 #48B92F

tetradic

#2F48B9 #B92F8D #B9A02F #2FB95B

square

#2F48B9 #B92F8D #B9A02F #2FB95B

split-complementary

#2F48B9 #B95B2F #8DB92F

monochromatic

#162257 #233588 #2F48B9 #5269D3 #8394DF

Accessibility & contrast

On white

7.64

#2F48B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#2F48B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F48B9

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F48B9	#FFFFFF	#000000	##FFFFFF
##2F48B9	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ABD

Deuteranopia (green-blind)

#004DB7

Tritanopia (blue-blind)

#006579

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #2f48b9;
/* rgb */ color: rgb(47, 72, 185);
/* oklch */ color: oklch(45.6% 0.180 268.5);

Tailwind

colors: {
  custom: {
    50: '#7c7acf',
    500: '#2f48b9',
    950: '#000000',
  },
}

SCSS

$custom: #2f48b9;
$custom-light: #7c7acf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f48b9",
  "rgb": {
    "r": 47,
    "g": 72,
    "b": 185
  },
  "hsl": {
    "h": 229.13,
    "s": 59.483,
    "l": 45.49
  },
  "oklch": {
    "l": 0.45561,
    "c": 0.18008,
    "h": 268.5
  },
  "luminance": 0.08742
}

Semantic roles & 50–950 ramp

primary

#2F48B9

secondary

#C9BB7B

accent

#C645E3

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #2F48B9

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

Preview Lab → · Contrast checker → · Palette generator →