#2F48B4#2F48B4

#2F48B4 is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.1% C 0.173 H 268.5°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#2F48B4
RGB	rgb(47, 72, 180)
HSL	hsl(229, 59%, 45%)
HSV	hsv(229, 74%, 71%)
CMYK	cmyk(73.9%, 60%, 0%, 29.4%)
CIE-LAB	lab(35.07, 28.78, -60.04)
CIE-LCH	lch(35.07, 66.58, 295.61°)
OKLab	oklab(45.13% -0.0046 -0.1733)
OKLCH	oklch(45.13% 0.173 268.5)
XYZ	xyz(11.7250, 8.5331, 44.2003)
Luminance	0.0853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F48B4 #B49B2F

analogous

#2F8BB4 #2F48B4 #592FB4

triadic

#2F48B4 #B42F48 #48B42F

tetradic

#2F48B4 #B42F8B #B49B2F #2FB459

square

#2F48B4 #B42F8B #B49B2F #2FB459

split-complementary

#2F48B4 #B4592F #8BB42F

monochromatic

#162153 #223583 #2F48B4 #4F68D1 #8091DE

Accessibility & contrast

On white

7.76

#2F48B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#2F48B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F48B4

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F48B4	#FFFFFF	#000000	##FFFFFF
##2F48B4	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	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: #2f48b4;
/* rgb */ color: rgb(47, 72, 180);
/* oklch */ color: oklch(45.1% 0.173 268.5);

Tailwind

colors: {
  custom: {
    50: '#7b7acb',
    500: '#2f48b4',
    950: '#000000',
  },
}

SCSS

$custom: #2f48b4;
$custom-light: #7b7acb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f48b4",
  "rgb": {
    "r": 47,
    "g": 72,
    "b": 180
  },
  "hsl": {
    "h": 228.722,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.45129,
    "c": 0.17338,
    "h": 268.5
  },
  "luminance": 0.08534
}

Semantic roles & 50–950 ramp

primary

#2F48B4

secondary

#C7B878

accent

#C546E2

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2F48B4

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

Preview Lab → · Contrast checker → · Palette generator →