#5C99F3#5C99F3

#5C99F3 is a light, vivid blue. Relative luminance 0.315; OKLCH L 68.3% C 0.148 H 258.0°. Best body text is #000000 at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#5C99F3
RGB	rgb(92, 153, 243)
HSL	hsl(216, 86%, 66%)
HSV	hsv(216, 62%, 95%)
CMYK	cmyk(62.1%, 37%, 0%, 4.7%)
CIE-LAB	lab(62.95, 7.45, -51.00)
CIE-LCH	lch(62.95, 51.55, 278.31°)
OKLab	oklab(68.26% -0.0307 -0.1448)
OKLCH	oklch(68.26% 0.148 258)
XYZ	xyz(31.9768, 31.5259, 89.1766)
Luminance	0.3153 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5C99F3 #F3B65C

analogous

#5CE4F3 #5C99F3 #6A5CF3

triadic

#5C99F3 #F35C99 #99F35C

tetradic

#5C99F3 #F35CE4 #F3B65C #5CF36A

square

#5C99F3 #F35CE4 #F3B65C #5CF36A

split-complementary

#5C99F3 #F36A5C #E4F35C

monochromatic

#0F59C6 #2375EF #5C99F3 #95BDF7 #CEE0FB

Accessibility & contrast

On white

2.87

#5C99F3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.31

#5C99F3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5C99F3

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5C99F3	#FFFFFF	#000000	##000000
##5C99F3	1.00	2.87	7.31	7.31
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.31	21.00	1.00	1.00
##000000	7.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#72A0F7

Deuteranopia (green-blind)

#5D92F1

Tritanopia (blue-blind)

#00ADBA

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #5c99f3;
/* rgb */ color: rgb(92, 153, 243);
/* oklch */ color: oklch(68.3% 0.148 258.0);

Tailwind

colors: {
  custom: {
    50: '#97b6f7',
    500: '#5c99f3',
    950: '#000000',
  },
}

SCSS

$custom: #5c99f3;
$custom-light: #97b6f7;
$custom-dark: #000000;

JSON

{
  "hex": "#5c99f3",
  "rgb": {
    "r": 92,
    "g": 153,
    "b": 243
  },
  "hsl": {
    "h": 215.762,
    "s": 86.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.68256,
    "c": 0.14804,
    "h": 258
  },
  "luminance": 0.31529
}

Semantic roles & 50–950 ramp

primary

#5C99F3

secondary

#EFDABC

accent

#8803E3

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0F1117

muted

#7E8085

Preview Lab

Preview with #5C99F3

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

Preview Lab → · Contrast checker → · Palette generator →