#3042BF#3042BF

#3042BF is a mid, vivid blue. Relative luminance 0.083; OKLCH L 45.1% C 0.195 H 270.0°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#3042BF
RGB	rgb(48, 66, 191)
HSL	hsl(232, 60%, 47%)
HSV	hsv(232, 75%, 75%)
CMYK	cmyk(74.9%, 65.4%, 0%, 25.1%)
CIE-LAB	lab(34.57, 36.76, -67.33)
CIE-LCH	lch(34.57, 76.71, 298.63°)
OKLab	oklab(45.06% -0.0001 -0.1947)
OKLCH	oklch(45.06% 0.195 270)
XYZ	xyz(12.5679, 8.2850, 50.2169)
Luminance	0.0829 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3042BF #BFAD30

analogous

#3089BF #3042BF #6630BF

triadic

#3042BF #BF3042 #42BF30

tetradic

#3042BF #BF3089 #BFAD30 #30BF66

square

#3042BF #BF3089 #BFAD30 #30BF66

split-complementary

#3042BF #BF6630 #89BF30

monochromatic

#17205D #24318E #3042BF #5767D5 #8893E1

Accessibility & contrast

On white

7.90

#3042BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#3042BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3042BF

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3042BF	#FFFFFF	#000000	##FFFFFF
##3042BF	1.00	7.90	2.66	7.90
#FFFFFF	7.90	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C3

Deuteranopia (green-blind)

#004BBD

Tritanopia (blue-blind)

#00637A

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3042bf;
/* rgb */ color: rgb(48, 66, 191);
/* oklch */ color: oklch(45.1% 0.195 270.0);

Tailwind

colors: {
  custom: {
    50: '#7e76d3',
    500: '#3042bf',
    950: '#000000',
  },
}

SCSS

$custom: #3042bf;
$custom-light: #7e76d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3042bf",
  "rgb": {
    "r": 48,
    "g": 66,
    "b": 191
  },
  "hsl": {
    "h": 232.448,
    "s": 59.833,
    "l": 46.863
  },
  "oklch": {
    "l": 0.45063,
    "c": 0.19475,
    "h": 270
  },
  "luminance": 0.08286
}

Semantic roles & 50–950 ramp

primary

#3042BF

secondary

#CBC180

accent

#CF45E3

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3042BF

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

Preview Lab → · Contrast checker → · Palette generator →