#507BD8#507BD8

#507BD8 is a mid, vivid blue. Relative luminance 0.208; OKLCH L 59.8% C 0.150 H 263.8°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#507BD8
RGB	rgb(80, 123, 216)
HSL	hsl(221, 64%, 58%)
HSV	hsv(221, 63%, 85%)
CMYK	cmyk(63%, 43.1%, 0%, 15.3%)
CIE-LAB	lab(52.76, 14.21, -52.21)
CIE-LCH	lch(52.76, 54.11, 285.22°)
OKLab	oklab(59.75% -0.0162 -0.1489)
OKLCH	oklch(59.75% 0.15 263.8)
XYZ	xyz(22.7816, 20.8272, 67.7719)
Luminance	0.2083 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#507BD8 #D8AD50

analogous

#50BFD8 #507BD8 #6950D8

triadic

#507BD8 #D8507B #7BD850

tetradic

#507BD8 #D850BF #D8AD50 #50D869

square

#507BD8 #D850BF #D8AD50 #50D869

split-complementary

#507BD8 #D86950 #BFD850

monochromatic

#20438E #2B5AC0 #507BD8 #82A1E3 #B4C6EE

Accessibility & contrast

On white

4.07

#507BD8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#507BD8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #507BD8

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##507BD8	#FFFFFF	#000000	##000000
##507BD8	1.00	4.07	5.17	5.17
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5085DC

Deuteranopia (green-blind)

#3B78D6

Tritanopia (blue-blind)

#00909F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #507bd8;
/* rgb */ color: rgb(80, 123, 216);
/* oklch */ color: oklch(59.8% 0.150 263.8);

Tailwind

colors: {
  custom: {
    50: '#8da0e4',
    500: '#507bd8',
    950: '#000000',
  },
}

SCSS

$custom: #507bd8;
$custom-light: #8da0e4;
$custom-dark: #000000;

JSON

{
  "hex": "#507bd8",
  "rgb": {
    "r": 80,
    "g": 123,
    "b": 216
  },
  "hsl": {
    "h": 221.029,
    "s": 63.551,
    "l": 58.039
  },
  "oklch": {
    "l": 0.59751,
    "c": 0.14981,
    "h": 263.8
  },
  "luminance": 0.20829
}

Semantic roles & 50–950 ramp

primary

#507BD8

secondary

#DDCCA7

accent

#B241E7

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #507BD8

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

Preview Lab → · Contrast checker → · Palette generator →