#3042C9#3042C9

#3042C9 is a mid, highly saturated blue. Relative luminance 0.087; OKLCH L 46.0% C 0.207 H 269.8°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#3042C9
RGB	rgb(48, 66, 201)
HSL	hsl(233, 61%, 49%)
HSV	hsv(233, 76%, 79%)
CMYK	cmyk(76.1%, 67.2%, 0%, 21.2%)
CIE-LAB	lab(35.48, 40.30, -71.68)
CIE-LCH	lch(35.48, 82.24, 299.35°)
OKLab	oklab(46% -0.0008 -0.2075)
OKLCH	oklch(46% 0.207 269.8)
XYZ	xyz(13.7061, 8.7403, 56.2117)
Luminance	0.0874 (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

#3042C9 #C9B730

analogous

#308FC9 #3042C9 #6B30C9

triadic

#3042C9 #C93042 #42C930

tetradic

#3042C9 #C9308F #C9B730 #30C96B

square

#3042C9 #C9308F #C9B730 #30C96B

split-complementary

#3042C9 #C96B30 #8FC930

monochromatic

#182266 #243298 #3042C9 #5E6CD8 #8F99E4

Accessibility & contrast

On white

7.64

#3042C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#3042C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3042C9

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3042C9	#FFFFFF	#000000	##FFFFFF
##3042C9	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCD

Deuteranopia (green-blind)

#004CC6

Tritanopia (blue-blind)

#006780

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3042c9;
/* rgb */ color: rgb(48, 66, 201);
/* oklch */ color: oklch(46.0% 0.207 269.8);

Tailwind

colors: {
  custom: {
    50: '#8076db',
    500: '#3042c9',
    950: '#000000',
  },
}

SCSS

$custom: #3042c9;
$custom-light: #8076db;
$custom-dark: #000000;

JSON

{
  "hex": "#3042c9",
  "rgb": {
    "r": 48,
    "g": 66,
    "b": 201
  },
  "hsl": {
    "h": 232.941,
    "s": 61.446,
    "l": 48.824
  },
  "oklch": {
    "l": 0.46004,
    "c": 0.20747,
    "h": 269.8
  },
  "luminance": 0.08742
}

Semantic roles & 50–950 ramp

primary

#3042C9

secondary

#CFC686

accent

#D243E5

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #3042C9

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

Preview Lab → · Contrast checker → · Palette generator →