#507FCC#507FCC

#507FCC is a mid, vivid blue. Relative luminance 0.212; OKLCH L 59.9% C 0.129 H 259.8°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#507FCC
RGB	rgb(80, 127, 204)
HSL	hsl(217, 55%, 56%)
HSV	hsv(217, 61%, 80%)
CMYK	cmyk(60.8%, 37.7%, 0%, 20%)
CIE-LAB	lab(53.21, 7.70, -44.70)
CIE-LCH	lch(53.21, 45.35, 279.77°)
OKLab	oklab(59.89% -0.0228 -0.1268)
OKLCH	oklch(59.89% 0.129 259.8)
XYZ	xyz(21.7929, 21.2419, 60.0667)
Luminance	0.2124 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#507FCC #CC9D50

analogous

#50BDCC #507FCC #5F50CC

triadic

#507FCC #CC507F #7FCC50

tetradic

#507FCC #CC50BD #CC9D50 #50CC5F

square

#507FCC #CC50BD #CC9D50 #50CC5F

split-complementary

#507FCC #CC5F50 #BDCC50

monochromatic

#24467D #3261AD #507FCC #7FA2DA #AFC4E8

Accessibility & contrast

On white

4.00

#507FCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#507FCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #507FCC

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##507FCC	#FFFFFF	#000000	##000000
##507FCC	1.00	4.00	5.25	5.25
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.25	21.00	1.00	1.00
##000000	5.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E85CF

Deuteranopia (green-blind)

#4D7ACA

Tritanopia (blue-blind)

#00909C

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #507fcc;
/* rgb */ color: rgb(80, 127, 204);
/* oklch */ color: oklch(59.9% 0.129 259.8);

Tailwind

colors: {
  custom: {
    50: '#8ba3dc',
    500: '#507fcc',
    950: '#000000',
  },
}

SCSS

$custom: #507fcc;
$custom-light: #8ba3dc;
$custom-dark: #000000;

JSON

{
  "hex": "#507fcc",
  "rgb": {
    "r": 80,
    "g": 127,
    "b": 204
  },
  "hsl": {
    "h": 217.258,
    "s": 54.867,
    "l": 55.686
  },
  "oklch": {
    "l": 0.59889,
    "c": 0.12888,
    "h": 259.8
  },
  "luminance": 0.21244
}

Semantic roles & 50–950 ramp

primary

#507FCC

secondary

#D6C2A2

accent

#A64ADE

background

#F9FAFD

surface

#F1F3FB

border

#CBCDD4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #507FCC

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

Preview Lab → · Contrast checker → · Palette generator →