#2F48B7#2F48B7

#2F48B7 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.4% C 0.177 H 268.5°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#2F48B7
RGB	rgb(47, 72, 183)
HSL	hsl(229, 59%, 45%)
HSV	hsv(229, 74%, 72%)
CMYK	cmyk(74.3%, 60.7%, 0%, 28.2%)
CIE-LAB	lab(35.31, 29.88, -61.41)
CIE-LCH	lch(35.31, 68.29, 295.95°)
OKLab	oklab(45.39% -0.0046 -0.1773)
OKLCH	oklch(45.39% 0.177 268.5)
XYZ	xyz(12.0339, 8.6567, 45.8273)
Luminance	0.0866 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F48B7 #B79E2F

analogous

#2F8CB7 #2F48B7 #5A2FB7

triadic

#2F48B7 #B72F48 #48B72F

tetradic

#2F48B7 #B72F8C #B79E2F #2FB75A

square

#2F48B7 #B72F8C #B79E2F #2FB75A

split-complementary

#2F48B7 #B75A2F #8CB72F

monochromatic

#162256 #223586 #2F48B7 #5169D2 #8293DF

Accessibility & contrast

On white

7.69

#2F48B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#2F48B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F48B7

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F48B7	#FFFFFF	#000000	##FFFFFF
##2F48B7	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ABB

Deuteranopia (green-blind)

#004DB5

Tritanopia (blue-blind)

#006478

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #2f48b7;
/* rgb */ color: rgb(47, 72, 183);
/* oklch */ color: oklch(45.4% 0.177 268.5);

Tailwind

colors: {
  custom: {
    50: '#7b7acd',
    500: '#2f48b7',
    950: '#000000',
  },
}

SCSS

$custom: #2f48b7;
$custom-light: #7b7acd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f48b7",
  "rgb": {
    "r": 47,
    "g": 72,
    "b": 183
  },
  "hsl": {
    "h": 228.971,
    "s": 59.13,
    "l": 45.098
  },
  "oklch": {
    "l": 0.45387,
    "c": 0.17741,
    "h": 268.5
  },
  "luminance": 0.08658
}

Semantic roles & 50–950 ramp

primary

#2F48B7

secondary

#C8BA7A

accent

#C545E2

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #2F48B7

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

Preview Lab → · Contrast checker → · Palette generator →