#5F91F9#5F91F9

#5F91F9 is a light, vivid blue. Relative luminance 0.295; OKLCH L 67.1% C 0.164 H 263.3°. Best body text is #000000 at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#5F91F9
RGB	rgb(95, 145, 249)
HSL	hsl(221, 93%, 67%)
HSV	hsv(221, 62%, 98%)
CMYK	cmyk(61.8%, 41.8%, 0%, 2.4%)
CIE-LAB	lab(61.24, 14.69, -57.01)
CIE-LCH	lch(61.24, 58.87, 284.45°)
OKLab	oklab(67.07% -0.0191 -0.1625)
OKLCH	oklch(67.07% 0.164 263.3)
XYZ	xyz(31.9376, 29.5204, 93.6191)
Luminance	0.2952 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F91F9 #F9C75F

analogous

#5FDEF9 #5F91F9 #7A5FF9

triadic

#5F91F9 #F95F91 #91F95F

tetradic

#5F91F9 #F95FDE #F9C75F #5FF97A

square

#5F91F9 #F95FDE #F9C75F #5FF97A

split-complementary

#5F91F9 #F97A5F #DEF95F

monochromatic

#084BD6 #2468F7 #5F91F9 #9ABAFB #D5E2FD

Accessibility & contrast

On white

3.04

#5F91F9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.90

#5F91F9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F91F9

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F91F9	#FFFFFF	#000000	##000000
##5F91F9	1.00	3.04	6.90	6.90
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.90	21.00	1.00	1.00
##000000	6.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#629BFD

Deuteranopia (green-blind)

#4B8DF7

Tritanopia (blue-blind)

#00A9B9

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #5f91f9;
/* rgb */ color: rgb(95, 145, 249);
/* oklch */ color: oklch(67.1% 0.164 263.3);

Tailwind

colors: {
  custom: {
    50: '#99b0fc',
    500: '#5f91f9',
    950: '#000000',
  },
}

SCSS

$custom: #5f91f9;
$custom-light: #99b0fc;
$custom-dark: #000000;

JSON

{
  "hex": "#5f91f9",
  "rgb": {
    "r": 95,
    "g": 145,
    "b": 249
  },
  "hsl": {
    "h": 220.519,
    "s": 92.771,
    "l": 67.451
  },
  "oklch": {
    "l": 0.6707,
    "c": 0.16358,
    "h": 263.3
  },
  "luminance": 0.29523
}

Semantic roles & 50–950 ramp

primary

#5F91F9

secondary

#F2E2C2

accent

#9B00E6

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #5F91F9

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

Preview Lab → · Contrast checker → · Palette generator →