#507FE9#507FE9

#507FE9 is a mid, vivid blue. Relative luminance 0.228; OKLCH L 61.7% C 0.168 H 264.1°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#507FE9
RGB	rgb(80, 127, 233)
HSL	hsl(222, 78%, 61%)
HSV	hsv(222, 66%, 91%)
CMYK	cmyk(65.7%, 45.5%, 0%, 8.6%)
CIE-LAB	lab(54.83, 17.61, -58.44)
CIE-LCH	lch(54.83, 61.04, 286.76°)
OKLab	oklab(61.66% -0.0172 -0.1672)
OKLCH	oklch(61.66% 0.168 264.1)
XYZ	xyz(25.6005, 22.7649, 80.1199)
Luminance	0.2277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#507FE9 #E9BA50

analogous

#50CBE9 #507FE9 #6E50E9

triadic

#507FE9 #E9507F #7FE950

tetradic

#507FE9 #E950CB #E9BA50 #50E96E

square

#507FE9 #E950CB #E9BA50 #50E96E

split-complementary

#507FE9 #E96E50 #CBE950

monochromatic

#1543A9 #1C58E0 #507FE9 #86A7F0 #BDCFF7

Accessibility & contrast

On white

3.78

#507FE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#507FE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #507FE9

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##507FE9	#FFFFFF	#000000	##000000
##507FE9	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A8BED

Deuteranopia (green-blind)

#2D7DE7

Tritanopia (blue-blind)

#0097A9

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #507fe9;
/* rgb */ color: rgb(80, 127, 233);
/* oklch */ color: oklch(61.7% 0.168 264.1);

Tailwind

colors: {
  custom: {
    50: '#90a3f1',
    500: '#507fe9',
    950: '#000000',
  },
}

SCSS

$custom: #507fe9;
$custom-light: #90a3f1;
$custom-dark: #000000;

JSON

{
  "hex": "#507fe9",
  "rgb": {
    "r": 80,
    "g": 127,
    "b": 233
  },
  "hsl": {
    "h": 221.569,
    "s": 77.665,
    "l": 61.373
  },
  "oklch": {
    "l": 0.6166,
    "c": 0.16807,
    "h": 264.1
  },
  "luminance": 0.22767
}

Semantic roles & 50–950 ramp

primary

#507FE9

secondary

#E7D5AE

accent

#9B0CDA

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #507FE9

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

Preview Lab → · Contrast checker → · Palette generator →