#5F8FEF#5F8FEF

#5F8FEF is a light, vivid blue. Relative luminance 0.283; OKLCH L 66.1% C 0.153 H 262.9°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#5F8FEF
RGB	rgb(95, 143, 239)
HSL	hsl(220, 82%, 65%)
HSV	hsv(220, 60%, 94%)
CMYK	cmyk(60.3%, 40.2%, 0%, 6.3%)
CIE-LAB	lab(60.17, 12.57, -53.21)
CIE-LCH	lch(60.17, 54.68, 283.29°)
OKLab	oklab(66.07% -0.019 -0.1514)
OKLCH	oklch(66.07% 0.153 262.9)
XYZ	xyz(30.1164, 28.3072, 85.5214)
Luminance	0.2831 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F8FEF #EFBF5F

analogous

#5FD7EF #5F8FEF #775FEF

triadic

#5F8FEF #EF5F8F #8FEF5F

tetradic

#5F8FEF #EF5FD7 #EFBF5F #5FEF77

square

#5F8FEF #EF5FD7 #EFBF5F #5FEF77

split-complementary

#5F8FEF #EF775F #D7EF5F

monochromatic

#134DC0 #2768E9 #5F8FEF #97B6F5 #CEDDFA

Accessibility & contrast

On white

3.15

#5F8FEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#5F8FEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F8FEF

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F8FEF	#FFFFFF	#000000	##000000
##5F8FEF	1.00	3.15	6.66	6.66
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6598F3

Deuteranopia (green-blind)

#518BED

Tritanopia (blue-blind)

#00A5B3

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5f8fef;
/* rgb */ color: rgb(95, 143, 239);
/* oklch */ color: oklch(66.1% 0.153 262.9);

Tailwind

colors: {
  custom: {
    50: '#98aff5',
    500: '#5f8fef',
    950: '#000000',
  },
}

SCSS

$custom: #5f8fef;
$custom-light: #98aff5;
$custom-dark: #000000;

JSON

{
  "hex": "#5f8fef",
  "rgb": {
    "r": 95,
    "g": 143,
    "b": 239
  },
  "hsl": {
    "h": 220,
    "s": 81.818,
    "l": 65.49
  },
  "oklch": {
    "l": 0.66067,
    "c": 0.15253,
    "h": 262.9
  },
  "luminance": 0.2831
}

Semantic roles & 50–950 ramp

primary

#5F8FEF

secondary

#EDDDBD

accent

#9707DE

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0F1017

muted

#7E7F85

Preview Lab

Preview with #5F8FEF

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

Preview Lab → · Contrast checker → · Palette generator →