#503FCB#503FCB

#503FCB is a mid, highly saturated blue. Relative luminance 0.096; OKLCH L 47.7% C 0.206 H 280.7°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#503FCB
RGB	rgb(80, 63, 203)
HSL	hsl(247, 57%, 52%)
HSV	hsv(247, 69%, 80%)
CMYK	cmyk(60.6%, 69%, 0%, 20.4%)
CIE-LAB	lab(37.06, 46.57, -70.17)
CIE-LCH	lch(37.06, 84.22, 303.57°)
OKLab	oklab(47.74% 0.0382 -0.2022)
OKLCH	oklch(47.74% 0.206 280.7)
XYZ	xyz(15.8619, 9.5711, 57.4999)
Luminance	0.0957 (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

#503FCB #BACB3F

analogous

#3F74CB #503FCB #963FCB

triadic

#503FCB #CB503F #3FCB50

tetradic

#503FCB #CB3F74 #BACB3F #3FCB96

square

#503FCB #CB3F74 #BACB3F #3FCB96

split-complementary

#503FCB #CB963F #74CB3F

monochromatic

#291F71 #3A2CA1 #503FCB #7C6FD8 #A89FE5

Accessibility & contrast

On white

7.21

#503FCB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#503FCB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #503FCB

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##503FCB	#FFFFFF	#000000	##FFFFFF
##503FCB	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CCF

Deuteranopia (green-blind)

#0052C8

Tritanopia (blue-blind)

#006480

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #503fcb;
/* rgb */ color: rgb(80, 63, 203);
/* oklch */ color: oklch(47.7% 0.206 280.7);

Tailwind

colors: {
  custom: {
    50: '#8f76dc',
    500: '#503fcb',
    950: '#000000',
  },
}

SCSS

$custom: #503fcb;
$custom-light: #8f76dc;
$custom-dark: #000000;

JSON

{
  "hex": "#503fcb",
  "rgb": {
    "r": 80,
    "g": 63,
    "b": 203
  },
  "hsl": {
    "h": 247.286,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.47738,
    "c": 0.20582,
    "h": 280.7
  },
  "luminance": 0.09572
}

Semantic roles & 50–950 ramp

primary

#503FCB

secondary

#CAD194

accent

#E147CE

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #503FCB

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

Preview Lab → · Contrast checker → · Palette generator →