#5F99F5#5F99F5

#5F99F5 is a light, vivid blue. Relative luminance 0.318; OKLCH L 68.5% C 0.149 H 259.3°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#5F99F5
RGB	rgb(95, 153, 245)
HSL	hsl(217, 88%, 67%)
HSV	hsv(217, 61%, 96%)
CMYK	cmyk(61.2%, 37.6%, 0%, 3.9%)
CIE-LAB	lab(63.18, 8.65, -51.73)
CIE-LCH	lch(63.18, 52.44, 279.49°)
OKLab	oklab(68.51% -0.0279 -0.1469)
OKLCH	oklch(68.51% 0.15 259.3)
XYZ	xyz(32.5862, 31.8050, 90.7902)
Luminance	0.3181 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F99F5 #F5BB5F

analogous

#5FE4F5 #5F99F5 #705FF5

triadic

#5F99F5 #F55F99 #99F55F

tetradic

#5F99F5 #F55FE4 #F5BB5F #5FF570

square

#5F99F5 #F55FE4 #F5BB5F #5FF570

split-complementary

#5F99F5 #F5705F #E4F55F

monochromatic

#0D57CD #2574F1 #5F99F5 #99BEF9 #D2E2FC

Accessibility & contrast

On white

2.85

#5F99F5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#5F99F5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5F99F5

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F99F5	#FFFFFF	#000000	##000000
##5F99F5	1.00	2.85	7.36	7.36
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#71A1F9

Deuteranopia (green-blind)

#5C92F3

Tritanopia (blue-blind)

#00AEBB

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #5f99f5;
/* rgb */ color: rgb(95, 153, 245);
/* oklch */ color: oklch(68.5% 0.149 259.3);

Tailwind

colors: {
  custom: {
    50: '#98b6f9',
    500: '#5f99f5',
    950: '#000000',
  },
}

SCSS

$custom: #5f99f5;
$custom-light: #98b6f9;
$custom-dark: #000000;

JSON

{
  "hex": "#5f99f5",
  "rgb": {
    "r": 95,
    "g": 153,
    "b": 245
  },
  "hsl": {
    "h": 216.8,
    "s": 88.235,
    "l": 66.667
  },
  "oklch": {
    "l": 0.68505,
    "c": 0.1495,
    "h": 259.3
  },
  "luminance": 0.31808
}

Semantic roles & 50–950 ramp

primary

#5F99F5

secondary

#F0DDC0

accent

#8D01E5

background

#FAFBFF

surface

#F3F6FF

border

#CDD0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #5F99F5

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

Preview Lab → · Contrast checker → · Palette generator →