#5B7DF3#5B7DF3

#5B7DF3 is a light, vivid blue. Relative luminance 0.234; OKLCH L 62.5% C 0.180 H 268.7°. Best body text is #000000 at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#5B7DF3
RGB	rgb(91, 125, 243)
HSL	hsl(227, 86%, 65%)
HSV	hsv(227, 63%, 95%)
CMYK	cmyk(62.6%, 48.6%, 0%, 4.7%)
CIE-LAB	lab(55.44, 24.04, -62.99)
CIE-LCH	lch(55.44, 67.43, 290.89°)
OKLab	oklab(62.47% -0.0042 -0.1804)
OKLCH	oklch(62.47% 0.18 268.7)
XYZ	xyz(27.8202, 23.3600, 87.8195)
Luminance	0.2336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B7DF3 #F3D15B

analogous

#5BC9F3 #5B7DF3 #855BF3

triadic

#5B7DF3 #F35B7D #7DF35B

tetradic

#5B7DF3 #F35BC9 #F3D15B #5BF385

square

#5B7DF3 #F35BC9 #F3D15B #5BF385

split-complementary

#5B7DF3 #F3855B #C9F35B

monochromatic

#0E37C5 #2250EF #5B7DF3 #94AAF7 #CDD7FB

Accessibility & contrast

On white

3.70

#5B7DF3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.67

#5B7DF3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B7DF3

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B7DF3	#FFFFFF	#000000	##000000
##5B7DF3	1.00	3.70	5.67	5.67
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.67	21.00	1.00	1.00
##000000	5.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E8CF7

Deuteranopia (green-blind)

#1A7EF1

Tritanopia (blue-blind)

#0098AC

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #5b7df3;
/* rgb */ color: rgb(91, 125, 243);
/* oklch */ color: oklch(62.5% 0.180 268.7);

Tailwind

colors: {
  custom: {
    50: '#97a2f8',
    500: '#5b7df3',
    950: '#000000',
  },
}

SCSS

$custom: #5b7df3;
$custom-light: #97a2f8;
$custom-dark: #000000;

JSON

{
  "hex": "#5b7df3",
  "rgb": {
    "r": 91,
    "g": 125,
    "b": 243
  },
  "hsl": {
    "h": 226.579,
    "s": 86.364,
    "l": 65.49
  },
  "oklch": {
    "l": 0.62466,
    "c": 0.18044,
    "h": 268.7
  },
  "luminance": 0.23362
}

Semantic roles & 50–950 ramp

primary

#5B7DF3

secondary

#EEE3BB

accent

#B103E3

background

#FAF9FF

surface

#F3F2FF

border

#CDCCD7

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #5B7DF3

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

Preview Lab → · Contrast checker → · Palette generator →