#507ACB#507ACB

#507ACB is a mid, vivid blue. Relative luminance 0.199; OKLCH L 58.7% C 0.133 H 262.3°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#507ACB
RGB	rgb(80, 122, 203)
HSL	hsl(220, 54%, 55%)
HSV	hsv(220, 61%, 80%)
CMYK	cmyk(60.6%, 39.9%, 0%, 20.4%)
CIE-LAB	lab(51.76, 10.40, -46.43)
CIE-LCH	lch(51.76, 47.58, 282.62°)
OKLab	oklab(58.75% -0.0177 -0.132)
OKLCH	oklch(58.75% 0.133 262.3)
XYZ	xyz(21.0435, 19.9345, 59.2271)
Luminance	0.1994 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#507ACB #CBA150

analogous

#50B8CB #507ACB #6350CB

triadic

#507ACB #CB507A #7ACB50

tetradic

#507ACB #CB50B8 #CBA150 #50CB63

square

#507ACB #CB50B8 #CBA150 #50CB63

split-complementary

#507ACB #CB6350 #B8CB50

monochromatic

#25437C #335CAB #507ACB #7F9ED9 #AEC2E7

Accessibility & contrast

On white

4.21

#507ACB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#507ACB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #507ACB

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##507ACB	#FFFFFF	#000000	##000000
##507ACB	1.00	4.21	4.99	4.99
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5782CE

Deuteranopia (green-blind)

#4676C9

Tritanopia (blue-blind)

#008C99

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #507acb;
/* rgb */ color: rgb(80, 122, 203);
/* oklch */ color: oklch(58.7% 0.133 262.3);

Tailwind

colors: {
  custom: {
    50: '#8ba0db',
    500: '#507acb',
    950: '#000000',
  },
}

SCSS

$custom: #507acb;
$custom-light: #8ba0db;
$custom-dark: #000000;

JSON

{
  "hex": "#507acb",
  "rgb": {
    "r": 80,
    "g": 122,
    "b": 203
  },
  "hsl": {
    "h": 219.512,
    "s": 54.185,
    "l": 55.49
  },
  "oklch": {
    "l": 0.58748,
    "c": 0.13317,
    "h": 262.3
  },
  "luminance": 0.19936
}

Semantic roles & 50–950 ramp

primary

#507ACB

secondary

#D5C4A2

accent

#AB4ADE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #507ACB

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

Preview Lab → · Contrast checker → · Palette generator →