#5F91F8#5F91F8

#5F91F8 is a light, vivid blue. Relative luminance 0.295; OKLCH L 67.0% C 0.162 H 263.2°. Best body text is #000000 at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#5F91F8
RGB	rgb(95, 145, 248)
HSL	hsl(220, 92%, 67%)
HSV	hsv(220, 62%, 97%)
CMYK	cmyk(61.7%, 41.5%, 0%, 2.7%)
CIE-LAB	lab(61.18, 14.36, -56.55)
CIE-LCH	lch(61.18, 58.34, 284.24°)
OKLab	oklab(67.01% -0.0192 -0.1611)
OKLCH	oklch(67.01% 0.162 263.2)
XYZ	xyz(31.7821, 29.4581, 92.7998)
Luminance	0.2946 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F91F8 #F8C65F

analogous

#5FDEF8 #5F91F8 #795FF8

triadic

#5F91F8 #F85F91 #91F85F

tetradic

#5F91F8 #F85FDE #F8C65F #5FF879

square

#5F91F8 #F85FDE #F8C65F #5FF879

split-complementary

#5F91F8 #F8795F #DEF85F

monochromatic

#094BD3 #2469F5 #5F91F8 #9AB9FB #D4E2FD

Accessibility & contrast

On white

3.05

#5F91F8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.89

#5F91F8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F91F8

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F91F8	#FFFFFF	#000000	##000000
##5F91F8	1.00	3.05	6.89	6.89
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.89	21.00	1.00	1.00
##000000	6.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#629BFC

Deuteranopia (green-blind)

#4C8DF6

Tritanopia (blue-blind)

#00A8B8

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #5f91f8;
/* rgb */ color: rgb(95, 145, 248);
/* oklch */ color: oklch(67.0% 0.162 263.2);

Tailwind

colors: {
  custom: {
    50: '#99b0fb',
    500: '#5f91f8',
    950: '#000000',
  },
}

SCSS

$custom: #5f91f8;
$custom-light: #99b0fb;
$custom-dark: #000000;

JSON

{
  "hex": "#5f91f8",
  "rgb": {
    "r": 95,
    "g": 145,
    "b": 248
  },
  "hsl": {
    "h": 220.392,
    "s": 91.617,
    "l": 67.255
  },
  "oklch": {
    "l": 0.6701,
    "c": 0.16225,
    "h": 263.2
  },
  "luminance": 0.29461
}

Semantic roles & 50–950 ramp

primary

#5F91F8

secondary

#F2E2C1

accent

#9A00E6

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #5F91F8

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

Preview Lab → · Contrast checker → · Palette generator →