#507BCF#507BCF

#507BCF is a mid, vivid blue. Relative luminance 0.204; OKLCH L 59.2% C 0.138 H 262.5°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#507BCF
RGB	rgb(80, 123, 207)
HSL	hsl(220, 57%, 56%)
HSV	hsv(220, 61%, 81%)
CMYK	cmyk(61.4%, 40.6%, 0%, 18.8%)
CIE-LAB	lab(52.26, 11.14, -47.92)
CIE-LCH	lch(52.26, 49.19, 283.09°)
OKLab	oklab(59.2% -0.0179 -0.1363)
OKLCH	oklch(59.2% 0.138 262.5)
XYZ	xyz(21.6498, 20.3745, 61.8111)
Luminance	0.2038 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#507BCF #CFA450

analogous

#50BBCF #507BCF #6550CF

triadic

#507BCF #CF507B #7BCF50

tetradic

#507BCF #CF50BB #CFA450 #50CF65

square

#507BCF #CF50BB #CFA450 #50CF65

split-complementary

#507BCF #CF6550 #BBCF50

monochromatic

#234381 #315CB1 #507BCF #809FDC #B0C3E9

Accessibility & contrast

On white

4.14

#507BCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#507BCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #507BCF

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##507BCF	#FFFFFF	#000000	##000000
##507BCF	1.00	4.14	5.08	5.08
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5683D2

Deuteranopia (green-blind)

#4477CD

Tritanopia (blue-blind)

#008E9B

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #507bcf;
/* rgb */ color: rgb(80, 123, 207);
/* oklch */ color: oklch(59.2% 0.138 262.5);

Tailwind

colors: {
  custom: {
    50: '#8ca0de',
    500: '#507bcf',
    950: '#000000',
  },
}

SCSS

$custom: #507bcf;
$custom-light: #8ca0de;
$custom-dark: #000000;

JSON

{
  "hex": "#507bcf",
  "rgb": {
    "r": 80,
    "g": 123,
    "b": 207
  },
  "hsl": {
    "h": 219.685,
    "s": 56.951,
    "l": 56.275
  },
  "oklch": {
    "l": 0.59201,
    "c": 0.1375,
    "h": 262.5
  },
  "luminance": 0.20376
}

Semantic roles & 50–950 ramp

primary

#507BCF

secondary

#D8C6A3

accent

#AD48E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #507BCF

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

Preview Lab → · Contrast checker → · Palette generator →