#5F8CFB#5F8CFB

#5F8CFB is a light, vivid blue. Relative luminance 0.282; OKLCH L 66.2% C 0.172 H 265.4°. Best body text is #000000 at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#5F8CFB
RGB	rgb(95, 140, 251)
HSL	hsl(223, 95%, 68%)
HSV	hsv(223, 62%, 98%)
CMYK	cmyk(62.2%, 44.2%, 0%, 1.6%)
CIE-LAB	lab(60.03, 18.33, -60.05)
CIE-LCH	lch(60.03, 62.78, 286.98°)
OKLab	oklab(66.17% -0.0138 -0.1714)
OKLCH	oklch(66.17% 0.172 265.4)
XYZ	xyz(31.5040, 28.1513, 95.0216)
Luminance	0.2815 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F8CFB #FBCE5F

analogous

#5FDAFB #5F8CFB #805FFB

triadic

#5F8CFB #FB5F8C #8CFB5F

tetradic

#5F8CFB #FB5FDA #FBCE5F #5FFB80

square

#5F8CFB #FB5FDA #FBCE5F #5FFB80

split-complementary

#5F8CFB #FB805F #DAFB5F

monochromatic

#0543DA #2361FA #5F8CFB #9BB7FC #D6E2FE

Accessibility & contrast

On white

3.17

#5F8CFB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.63

#5F8CFB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F8CFB

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F8CFB	#FFFFFF	#000000	##000000
##5F8CFB	1.00	3.17	6.63	6.63
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.63	21.00	1.00	1.00
##000000	6.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5798FF

Deuteranopia (green-blind)

#3E8AF9

Tritanopia (blue-blind)

#00A5B7

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5f8cfb;
/* rgb */ color: rgb(95, 140, 251);
/* oklch */ color: oklch(66.2% 0.172 265.4);

Tailwind

colors: {
  custom: {
    50: '#9aadfd',
    500: '#5f8cfb',
    950: '#000000',
  },
}

SCSS

$custom: #5f8cfb;
$custom-light: #9aadfd;
$custom-dark: #000000;

JSON

{
  "hex": "#5f8cfb",
  "rgb": {
    "r": 95,
    "g": 140,
    "b": 251
  },
  "hsl": {
    "h": 222.692,
    "s": 95.122,
    "l": 67.843
  },
  "oklch": {
    "l": 0.66173,
    "c": 0.17201,
    "h": 265.4
  },
  "luminance": 0.28154
}

Semantic roles & 50–950 ramp

primary

#5F8CFB

secondary

#F3E5C3

accent

#A300E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #5F8CFB

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

Preview Lab → · Contrast checker → · Palette generator →