#507BDA#507BDA

#507BDA is a mid, vivid blue. Relative luminance 0.209; OKLCH L 59.9% C 0.153 H 264.0°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#507BDA
RGB	rgb(80, 123, 218)
HSL	hsl(221, 65%, 58%)
HSV	hsv(221, 63%, 85%)
CMYK	cmyk(63.3%, 43.6%, 0%, 14.5%)
CIE-LAB	lab(52.87, 14.89, -53.16)
CIE-LCH	lch(52.87, 55.20, 285.65°)
OKLab	oklab(59.88% -0.0159 -0.1517)
OKLCH	oklch(59.88% 0.153 264)
XYZ	xyz(23.0417, 20.9312, 69.1419)
Luminance	0.2093 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#507BDA #DAAF50

analogous

#50C0DA #507BDA #6A50DA

triadic

#507BDA #DA507B #7BDA50

tetradic

#507BDA #DA50C0 #DAAF50 #50DA6A

square

#507BDA #DA50C0 #DAAF50 #50DA6A

split-complementary

#507BDA #DA6A50 #C0DA50

monochromatic

#1F4291 #2959C3 #507BDA #83A1E5 #B5C7EF

Accessibility & contrast

On white

4.05

#507BDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#507BDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #507BDA

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##507BDA	#FFFFFF	#000000	##000000
##507BDA	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E85DE

Deuteranopia (green-blind)

#3878D8

Tritanopia (blue-blind)

#0091A0

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #507bda;
/* rgb */ color: rgb(80, 123, 218);
/* oklch */ color: oklch(59.9% 0.153 264.0);

Tailwind

colors: {
  custom: {
    50: '#8ea0e6',
    500: '#507bda',
    950: '#000000',
  },
}

SCSS

$custom: #507bda;
$custom-light: #8ea0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#507bda",
  "rgb": {
    "r": 80,
    "g": 123,
    "b": 218
  },
  "hsl": {
    "h": 221.304,
    "s": 65.094,
    "l": 58.431
  },
  "oklch": {
    "l": 0.59876,
    "c": 0.15253,
    "h": 264
  },
  "luminance": 0.20933
}

Semantic roles & 50–950 ramp

primary

#507BDA

secondary

#DECDA8

accent

#B440E8

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #507BDA

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

Preview Lab → · Contrast checker → · Palette generator →