#507FDB#507FDB

#507FDB is a mid, vivid blue. Relative luminance 0.220; OKLCH L 60.8% C 0.149 H 262.4°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#507FDB
RGB	rgb(80, 127, 219)
HSL	hsl(220, 66%, 59%)
HSV	hsv(220, 63%, 86%)
CMYK	cmyk(63.5%, 42%, 0%, 14.1%)
CIE-LAB	lab(54.02, 12.79, -51.89)
CIE-LCH	lch(54.02, 53.44, 283.85°)
OKLab	oklab(60.78% -0.0196 -0.1479)
OKLCH	oklch(60.78% 0.149 262.4)
XYZ	xyz(23.6793, 21.9965, 70.0020)
Luminance	0.2200 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#507FDB #DBAC50

analogous

#50C5DB #507FDB #6650DB

triadic

#507FDB #DB507F #7FDB50

tetradic

#507FDB #DB50C5 #DBAC50 #50DB66

square

#507FDB #DB50C5 #DBAC50 #50DB66

split-complementary

#507FDB #DB6650 #C5DB50

monochromatic

#1E4592 #295EC5 #507FDB #83A4E5 #B6C9F0

Accessibility & contrast

On white

3.89

#507FDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#507FDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #507FDB

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##507FDB	#FFFFFF	#000000	##000000
##507FDB	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5588DF

Deuteranopia (green-blind)

#407BD9

Tritanopia (blue-blind)

#0094A2

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #507fdb;
/* rgb */ color: rgb(80, 127, 219);
/* oklch */ color: oklch(60.8% 0.149 262.4);

Tailwind

colors: {
  custom: {
    50: '#8ea3e7',
    500: '#507fdb',
    950: '#000000',
  },
}

SCSS

$custom: #507fdb;
$custom-light: #8ea3e7;
$custom-dark: #000000;

JSON

{
  "hex": "#507fdb",
  "rgb": {
    "r": 80,
    "g": 127,
    "b": 219
  },
  "hsl": {
    "h": 219.712,
    "s": 65.877,
    "l": 58.627
  },
  "oklch": {
    "l": 0.6078,
    "c": 0.14922,
    "h": 262.4
  },
  "luminance": 0.21999
}

Semantic roles & 50–950 ramp

primary

#507FDB

secondary

#DFCCA8

accent

#AF3FE9

background

#F9FAFE

surface

#F2F3FC

border

#CCCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #507FDB

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

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