#3048BC#3048BC

#3048BC is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.9% C 0.184 H 268.8°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#3048BC
RGB	rgb(48, 72, 188)
HSL	hsl(230, 59%, 46%)
HSV	hsv(230, 74%, 74%)
CMYK	cmyk(74.5%, 61.7%, 0%, 26.3%)
CIE-LAB	lab(35.78, 31.84, -63.60)
CIE-LCH	lch(35.78, 71.12, 296.59°)
OKLab	oklab(45.87% -0.0037 -0.1837)
OKLCH	oklch(45.87% 0.184 268.8)
XYZ	xyz(12.6103, 8.8926, 48.6191)
Luminance	0.0889 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3048BC #BCA430

analogous

#308EBC #3048BC #5E30BC

triadic

#3048BC #BC3048 #48BC30

tetradic

#3048BC #BC308E #BCA430 #30BC5E

square

#3048BC #BC308E #BCA430 #30BC5E

split-complementary

#3048BC #BC5E30 #8EBC30

monochromatic

#17235A #24358B #3048BC #556BD4 #8696E0

Accessibility & contrast

On white

7.56

#3048BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#3048BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3048BC

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3048BC	#FFFFFF	#000000	##FFFFFF
##3048BC	1.00	7.56	2.78	7.56
#FFFFFF	7.56	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC0

Deuteranopia (green-blind)

#004EBA

Tritanopia (blue-blind)

#00667B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3048bc;
/* rgb */ color: rgb(48, 72, 188);
/* oklch */ color: oklch(45.9% 0.184 268.8);

Tailwind

colors: {
  custom: {
    50: '#7d7ad1',
    500: '#3048bc',
    950: '#000000',
  },
}

SCSS

$custom: #3048bc;
$custom-light: #7d7ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#3048bc",
  "rgb": {
    "r": 48,
    "g": 72,
    "b": 188
  },
  "hsl": {
    "h": 229.714,
    "s": 59.322,
    "l": 46.275
  },
  "oklch": {
    "l": 0.45871,
    "c": 0.18379,
    "h": 268.8
  },
  "luminance": 0.08894
}

Semantic roles & 50–950 ramp

primary

#3048BC

secondary

#CABD7E

accent

#C845E3

background

#F8F7FD

surface

#EFEDFA

border

#CAC8D3

text

#0B0914

muted

#7C7B83

Preview Lab

Preview with #3048BC

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

Preview Lab → · Contrast checker → · Palette generator →