Royal Blue (survey)#0504AA

#0504AA is a dark, highly saturated blue. Relative luminance 0.030; OKLCH L 33.7% C 0.229 H 264.9°. Best body text is #FFFFFF at 13.09:1 contrast (WCAG AA passes).

Royal Blue (survey) — editorial page

Color values

HEX	#0504AA
RGB	rgb(5, 4, 170)
HSL	hsl(240, 95%, 34%)
HSV	hsv(240, 98%, 67%)
CMYK	cmyk(97.1%, 97.6%, 0%, 33.3%)
CIE-LAB	lab(20.13, 57.40, -78.79)
CIE-LCH	lch(20.13, 97.48, 306.07°)
OKLab	oklab(33.72% -0.0203 -0.2277)
OKLCH	oklch(33.72% 0.229 264.9)
XYZ	xyz(7.3592, 3.0204, 38.2175)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0504AA #A9AA04

analogous

#0456AA #0504AA #5804AA

triadic

#0504AA #AA0504 #04AA05

tetradic

#0504AA #AA0456 #A9AA04 #04AA58

square

#0504AA #AA0456 #A9AA04 #04AA58

split-complementary

#0504AA #AA5804 #56AA04

monochromatic

#010132 #03036E #0504AA #0705E6 #302EFA

Accessibility & contrast

On white

13.09

#0504AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#0504AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0504AA

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0504AA	#FFFFFF	#000000	##FFFFFF
##0504AA	1.00	13.09	1.60	13.09
#FFFFFF	13.09	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0039AE

Deuteranopia (green-blind)

#0027A8

Tritanopia (blue-blind)

#004562

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #0504aa;
/* rgb */ color: rgb(5, 4, 170);
/* oklch */ color: oklch(33.7% 0.229 264.9);

Tailwind

colors: {
  custom: {
    50: '#7453c5',
    500: '#0504aa',
    950: '#000000',
  },
}

SCSS

$custom: #0504aa;
$custom-light: #7453c5;
$custom-dark: #000000;

JSON

{
  "hex": "#0504aa",
  "rgb": {
    "r": 5,
    "g": 4,
    "b": 170
  },
  "hsl": {
    "h": 240.361,
    "s": 95.402,
    "l": 34.118
  },
  "oklch": {
    "l": 0.3372,
    "c": 0.22858,
    "h": 264.9
  },
  "luminance": 0.03021
}

Semantic roles & 50–950 ramp

primary

#0504AA

secondary

#D5D633

accent

#FF29FE

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0313

muted

#7C7882

Preview Lab

Preview with #0504AA

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

Preview Lab → · Contrast checker → · Palette generator →