Primary Blue#0804F9

#0804F9 is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 44.6% C 0.306 H 264.6°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Primary Blue — editorial page

Color values

HEX	#0804F9
RGB	rgb(8, 4, 249)
HSL	hsl(241, 97%, 50%)
HSV	hsv(241, 98%, 98%)
CMYK	cmyk(96.8%, 98.4%, 0%, 2.4%)
CIE-LAB	lab(31.75, 77.19, -105.40)
CIE-LCH	lch(31.75, 130.64, 306.22°)
OKLab	oklab(44.64% -0.0286 -0.3045)
OKLCH	oklch(44.64% 0.306 264.6)
XYZ	xyz(17.2365, 6.9757, 90.0421)
Luminance	0.0698 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0804F9 #F5F904

analogous

#047AF9 #0804F9 #8304F9

triadic

#0804F9 #F90804 #04F908

tetradic

#0804F9 #F9047A #F5F904 #04F983

square

#0804F9 #F9047A #F5F904 #04F983

split-complementary

#0804F9 #F98304 #7AF904

monochromatic

#040281 #0603BD #0804F9 #413EFC #7D7BFD

Accessibility & contrast

On white

8.77

#0804F9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#0804F9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0804F9

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0804F9	#FFFFFF	#000000	##FFFFFF
##0804F9	1.00	8.77	2.40	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057FF

Deuteranopia (green-blind)

#003DF6

Tritanopia (blue-blind)

#006992

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #0804f9;
/* rgb */ color: rgb(8, 4, 249);
/* oklch */ color: oklch(44.6% 0.306 264.6);

Tailwind

colors: {
  custom: {
    50: '#895dfd',
    500: '#0804f9',
    950: '#000000',
  },
}

SCSS

$custom: #0804f9;
$custom-light: #895dfd;
$custom-dark: #000000;

JSON

{
  "hex": "#0804f9",
  "rgb": {
    "r": 8,
    "g": 4,
    "b": 249
  },
  "hsl": {
    "h": 240.98,
    "s": 96.838,
    "l": 49.608
  },
  "oklch": {
    "l": 0.44641,
    "c": 0.3058,
    "h": 264.6
  },
  "luminance": 0.06978
}

Semantic roles & 50–950 ramp

primary

#0804F9

secondary

#E3E474

accent

#FF29FC

background

#FAF6FF

surface

#F3EBFF

border

#CDC6D7

text

#0F0518

muted

#7F7986

Preview Lab

Preview with #0804F9

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

Preview Lab → · Contrast checker → · Palette generator →