#2F48A8#2F48A8

#2F48A8 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.1% C 0.157 H 268.2°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#2F48A8
RGB	rgb(47, 72, 168)
HSL	hsl(228, 56%, 42%)
HSV	hsv(228, 72%, 66%)
CMYK	cmyk(72%, 57.1%, 0%, 34.1%)
CIE-LAB	lab(34.12, 24.31, -54.45)
CIE-LCH	lch(34.12, 59.63, 294.06°)
OKLab	oklab(44.12% -0.0049 -0.1569)
OKLCH	oklch(44.12% 0.157 268.2)
XYZ	xyz(10.5551, 8.0651, 38.0387)
Luminance	0.0807 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F48A8 #A88F2F

analogous

#2F85A8 #2F48A8 #522FA8

triadic

#2F48A8 #A82F48 #48A82F

tetradic

#2F48A8 #A82F85 #A88F2F #2FA852

square

#2F48A8 #A82F85 #A88F2F #2FA852

split-complementary

#2F48A8 #A8522F #85A82F

monochromatic

#141F48 #223478 #2F48A8 #4863CC #788CD9

Accessibility & contrast

On white

8.04

#2F48A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#2F48A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F48A8

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F48A8	#FFFFFF	#000000	##FFFFFF
##2F48A8	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056AB

Deuteranopia (green-blind)

#004BA6

Tritanopia (blue-blind)

#006071

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2f48a8;
/* rgb */ color: rgb(47, 72, 168);
/* oklch */ color: oklch(44.1% 0.157 268.2);

Tailwind

colors: {
  custom: {
    50: '#787ac3',
    500: '#2f48a8',
    950: '#000000',
  },
}

SCSS

$custom: #2f48a8;
$custom-light: #787ac3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f48a8",
  "rgb": {
    "r": 47,
    "g": 72,
    "b": 168
  },
  "hsl": {
    "h": 227.603,
    "s": 56.279,
    "l": 42.157
  },
  "oklch": {
    "l": 0.4412,
    "c": 0.15699,
    "h": 268.2
  },
  "luminance": 0.08066
}

Semantic roles & 50–950 ramp

primary

#2F48A8

secondary

#C1B171

accent

#C048E0

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2F48A8

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

Preview Lab → · Contrast checker → · Palette generator →