#537DD6#537DD6

#537DD6 is a mid, vivid blue. Relative luminance 0.214; OKLCH L 60.2% C 0.144 H 263.6°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#537DD6
RGB	rgb(83, 125, 214)
HSL	hsl(221, 62%, 58%)
HSV	hsv(221, 61%, 84%)
CMYK	cmyk(61.2%, 41.6%, 0%, 16.1%)
CIE-LAB	lab(53.34, 12.85, -50.15)
CIE-LCH	lch(53.34, 51.77, 284.37°)
OKLab	oklab(60.2% -0.016 -0.1428)
OKLCH	oklch(60.2% 0.144 263.6)
XYZ	xyz(23.0343, 21.3592, 66.5142)
Luminance	0.2136 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537DD6 #D6AC53

analogous

#53BFD6 #537DD6 #6A53D6

triadic

#537DD6 #D6537D #7DD653

tetradic

#537DD6 #D653BF #D6AC53 #53D66A

square

#537DD6 #D653BF #D6AC53 #53D66A

split-complementary

#537DD6 #D66A53 #BFD653

monochromatic

#22448D #2D5CBE #537DD6 #84A2E2 #B6C8EE

Accessibility & contrast

On white

3.98

#537DD6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#537DD6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537DD6

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537DD6	#FFFFFF	#000000	##000000
##537DD6	1.00	3.98	5.27	5.27
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5586D9

Deuteranopia (green-blind)

#427AD4

Tritanopia (blue-blind)

#00919F

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #537dd6;
/* rgb */ color: rgb(83, 125, 214);
/* oklch */ color: oklch(60.2% 0.144 263.6);

Tailwind

colors: {
  custom: {
    50: '#8ea2e3',
    500: '#537dd6',
    950: '#000000',
  },
}

SCSS

$custom: #537dd6;
$custom-light: #8ea2e3;
$custom-dark: #000000;

JSON

{
  "hex": "#537dd6",
  "rgb": {
    "r": 83,
    "g": 125,
    "b": 214
  },
  "hsl": {
    "h": 220.763,
    "s": 61.502,
    "l": 58.235
  },
  "oklch": {
    "l": 0.60202,
    "c": 0.14368,
    "h": 263.6
  },
  "luminance": 0.21361
}

Semantic roles & 50–950 ramp

primary

#537DD6

secondary

#DCCCA8

accent

#B143E5

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0F15

muted

#7E7E83

Preview Lab

Preview with #537DD6

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

Preview Lab → · Contrast checker → · Palette generator →