#5F88F3#5F88F3

#5F88F3 is a light, vivid blue. Relative luminance 0.265; OKLCH L 64.9% C 0.166 H 266.1°. Best body text is #000000 at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#5F88F3
RGB	rgb(95, 136, 243)
HSL	hsl(223, 86%, 66%)
HSV	hsv(223, 61%, 95%)
CMYK	cmyk(60.9%, 44%, 0%, 4.7%)
CIE-LAB	lab(58.52, 18.08, -58.05)
CIE-LCH	lch(58.52, 60.80, 287.30°)
OKLab	oklab(64.87% -0.0112 -0.1656)
OKLCH	oklch(64.87% 0.166 266.1)
XYZ	xyz(29.6956, 26.5097, 88.3286)
Luminance	0.2651 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F88F3 #F3CA5F

analogous

#5FD2F3 #5F88F3 #805FF3

triadic

#5F88F3 #F35F88 #88F35F

tetradic

#5F88F3 #F35FD2 #F3CA5F #5FF380

square

#5F88F3 #F35FD2 #F3CA5F #5FF380

split-complementary

#5F88F3 #F3805F #D2F35F

monochromatic

#0F42C9 #265EEF #5F88F3 #98B2F7 #D1DDFC

Accessibility & contrast

On white

3.33

#5F88F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.30

#5F88F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F88F3

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F88F3	#FFFFFF	#000000	##000000
##5F88F3	1.00	3.33	6.30	6.30
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.30	21.00	1.00	1.00
##000000	6.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5694F7

Deuteranopia (green-blind)

#3F86F1

Tritanopia (blue-blind)

#00A0B2

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #5f88f3;
/* rgb */ color: rgb(95, 136, 243);
/* oklch */ color: oklch(64.9% 0.166 266.1);

Tailwind

colors: {
  custom: {
    50: '#99aaf8',
    500: '#5f88f3',
    950: '#000000',
  },
}

SCSS

$custom: #5f88f3;
$custom-light: #99aaf8;
$custom-dark: #000000;

JSON

{
  "hex": "#5f88f3",
  "rgb": {
    "r": 95,
    "g": 136,
    "b": 243
  },
  "hsl": {
    "h": 223.378,
    "s": 86.047,
    "l": 66.275
  },
  "oklch": {
    "l": 0.6487,
    "c": 0.16601,
    "h": 266.1
  },
  "luminance": 0.26512
}

Semantic roles & 50–950 ramp

primary

#5F88F3

secondary

#EFE2BF

accent

#A503E3

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #5F88F3

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

Preview Lab → · Contrast checker → · Palette generator →