#5D99F3#5D99F3

#5D99F3 is a light, vivid blue. Relative luminance 0.316; OKLCH L 68.3% C 0.148 H 258.3°. Best body text is #000000 at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#5D99F3
RGB	rgb(93, 153, 243)
HSL	hsl(216, 86%, 66%)
HSV	hsv(216, 62%, 95%)
CMYK	cmyk(61.7%, 37%, 0%, 4.7%)
CIE-LAB	lab(62.99, 7.63, -50.93)
CIE-LCH	lch(62.99, 51.50, 278.52°)
OKLab	oklab(68.3% -0.0299 -0.1446)
OKLCH	oklch(68.3% 0.148 258.3)
XYZ	xyz(32.0773, 31.5777, 89.1813)
Luminance	0.3158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D99F3 #F3B75D

analogous

#5DE4F3 #5D99F3 #6C5DF3

triadic

#5D99F3 #F35D99 #99F35D

tetradic

#5D99F3 #F35DE4 #F3B75D #5DF36C

square

#5D99F3 #F35DE4 #F3B75D #5DF36C

split-complementary

#5D99F3 #F36C5D #E4F35D

monochromatic

#0F58C7 #2475EF #5D99F3 #96BDF7 #CFE1FB

Accessibility & contrast

On white

2.87

#5D99F3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.32

#5D99F3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5D99F3

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D99F3	#FFFFFF	#000000	##000000
##5D99F3	1.00	2.87	7.32	7.32
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.32	21.00	1.00	1.00
##000000	7.32	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: #5d99f3;
/* rgb */ color: rgb(93, 153, 243);
/* oklch */ color: oklch(68.3% 0.148 258.3);

Tailwind

colors: {
  custom: {
    50: '#97b6f7',
    500: '#5d99f3',
    950: '#000000',
  },
}

SCSS

$custom: #5d99f3;
$custom-light: #97b6f7;
$custom-dark: #000000;

JSON

{
  "hex": "#5d99f3",
  "rgb": {
    "r": 93,
    "g": 153,
    "b": 243
  },
  "hsl": {
    "h": 216,
    "s": 86.207,
    "l": 65.882
  },
  "oklch": {
    "l": 0.68301,
    "c": 0.14765,
    "h": 258.3
  },
  "luminance": 0.31581
}

Semantic roles & 50–950 ramp

primary

#5D99F3

secondary

#EFDBBD

accent

#8903E3

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0F1117

muted

#7E8085

Preview Lab

Preview with #5D99F3

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

Preview Lab → · Contrast checker → · Palette generator →