#5F99FE#5F99FE

#5F99FE is a light, vivid blue. Relative luminance 0.324; OKLCH L 69.0% C 0.161 H 260.7°. Best body text is #000000 at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#5F99FE
RGB	rgb(95, 153, 254)
HSL	hsl(218, 99%, 68%)
HSV	hsv(218, 63%, 100%)
CMYK	cmyk(62.6%, 39.8%, 0%, 0.4%)
CIE-LAB	lab(63.65, 11.61, -55.91)
CIE-LCH	lch(63.65, 57.11, 281.73°)
OKLab	oklab(69.02% -0.0259 -0.1592)
OKLCH	oklch(69.02% 0.161 260.7)
XYZ	xyz(33.9936, 32.3680, 98.2029)
Luminance	0.3237 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F99FE #FEC45F

analogous

#5FE9FE #5F99FE #745FFE

triadic

#5F99FE #FE5F99 #99FE5F

tetradic

#5F99FE #FE5FE9 #FEC45F #5FFE74

square

#5F99FE #FE5FE9 #FEC45F #5FFE74

split-complementary

#5F99FE #FE745F #E9FE5F

monochromatic

#0153E1 #2272FE #5F99FE #9CC0FE #D9E7FF

Accessibility & contrast

On white

2.81

#5F99FE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.47

#5F99FE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5F99FE

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F99FE	#FFFFFF	#000000	##000000
##5F99FE	1.00	2.81	7.47	7.47
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.47	21.00	1.00	1.00
##000000	7.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6CA2FF

Deuteranopia (green-blind)

#5593FC

Tritanopia (blue-blind)

#00B0BF

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #5f99fe;
/* rgb */ color: rgb(95, 153, 254);
/* oklch */ color: oklch(69.0% 0.161 260.7);

Tailwind

colors: {
  custom: {
    50: '#9ab6ff',
    500: '#5f99fe',
    950: '#000000',
  },
}

SCSS

$custom: #5f99fe;
$custom-light: #9ab6ff;
$custom-dark: #000000;

JSON

{
  "hex": "#5f99fe",
  "rgb": {
    "r": 95,
    "g": 153,
    "b": 254
  },
  "hsl": {
    "h": 218.113,
    "s": 98.758,
    "l": 68.431
  },
  "oklch": {
    "l": 0.69016,
    "c": 0.16125,
    "h": 260.7
  },
  "luminance": 0.32371
}

Semantic roles & 50–950 ramp

primary

#5F99FE

secondary

#F4E3C4

accent

#9200E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1118

muted

#7F8086

Preview Lab

Preview with #5F99FE

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

Preview Lab → · Contrast checker → · Palette generator →