#5B8AFF#5B8AFF

#5B8AFF is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.8% C 0.181 H 265.3°. Best body text is #000000 at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#5B8AFF
RGB	rgb(91, 138, 255)
HSL	hsl(223, 100%, 68%)
HSV	hsv(223, 64%, 100%)
CMYK	cmyk(64.3%, 45.9%, 0%, 0%)
CIE-LAB	lab(59.54, 20.21, -63.03)
CIE-LCH	lch(59.54, 66.19, 287.77°)
OKLab	oklab(65.83% -0.0148 -0.1803)
OKLCH	oklch(65.83% 0.181 265.3)
XYZ	xyz(31.4466, 27.6182, 98.2620)
Luminance	0.2762 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B8AFF #FFD05B

analogous

#5BDCFF #5B8AFF #7E5BFF

triadic

#5B8AFF #FF5B8A #8AFF5B

tetradic

#5B8AFF #FF5BDC #FFD05B #5BFF7E

square

#5B8AFF #FF5BDC #FFD05B #5BFF7E

split-complementary

#5B8AFF #FF7E5B #DCFF5B

monochromatic

#0040E0 #1E5EFF #5B8AFF #98B6FF #D5E1FF

Accessibility & contrast

On white

3.22

#5B8AFF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.52

#5B8AFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B8AFF

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B8AFF	#FFFFFF	#000000	##000000
##5B8AFF	1.00	3.22	6.52	6.52
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.52	21.00	1.00	1.00
##000000	6.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F97FF

Deuteranopia (green-blind)

#3088FD

Tritanopia (blue-blind)

#00A5B8

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #5b8aff;
/* rgb */ color: rgb(91, 138, 255);
/* oklch */ color: oklch(65.8% 0.181 265.3);

Tailwind

colors: {
  custom: {
    50: '#98abff',
    500: '#5b8aff',
    950: '#000000',
  },
}

SCSS

$custom: #5b8aff;
$custom-light: #98abff;
$custom-dark: #000000;

JSON

{
  "hex": "#5b8aff",
  "rgb": {
    "r": 91,
    "g": 138,
    "b": 255
  },
  "hsl": {
    "h": 222.805,
    "s": 100,
    "l": 67.843
  },
  "oklch": {
    "l": 0.65826,
    "c": 0.18092,
    "h": 265.3
  },
  "luminance": 0.27621
}

Semantic roles & 50–950 ramp

primary

#5B8AFF

secondary

#F4E6C2

accent

#A400E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #5B8AFF

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

Preview Lab → · Contrast checker → · Palette generator →