#5D99FD#5D99FD

#5D99FD is a light, vivid blue. Relative luminance 0.322; OKLCH L 68.9% C 0.161 H 260.1°. Best body text is #000000 at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#5D99FD
RGB	rgb(93, 153, 253)
HSL	hsl(218, 98%, 68%)
HSV	hsv(218, 63%, 99%)
CMYK	cmyk(63.2%, 39.5%, 0%, 0.8%)
CIE-LAB	lab(63.51, 10.94, -55.59)
CIE-LCH	lch(63.51, 56.66, 281.13°)
OKLab	oklab(68.87% -0.0277 -0.1582)
OKLCH	oklch(68.87% 0.161 260.1)
XYZ	xyz(33.6288, 32.1983, 97.3521)
Luminance	0.3220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D99FD #FDC15D

analogous

#5DE9FD #5D99FD #715DFD

triadic

#5D99FD #FD5D99 #99FD5D

tetradic

#5D99FD #FD5DE9 #FDC15D #5DFD71

square

#5D99FD #FD5DE9 #FDC15D #5DFD71

split-complementary

#5D99FD #FD715D #E9FD5D

monochromatic

#0355DD #2173FC #5D99FD #99BFFE #D6E5FE

Accessibility & contrast

On white

2.82

#5D99FD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.44

#5D99FD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5D99FD

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D99FD	#FFFFFF	#000000	##000000
##5D99FD	1.00	2.82	7.44	7.44
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.44	21.00	1.00	1.00
##000000	7.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6CA2FF

Deuteranopia (green-blind)

#5593FB

Tritanopia (blue-blind)

#00B0BF

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #5d99fd;
/* rgb */ color: rgb(93, 153, 253);
/* oklch */ color: oklch(68.9% 0.161 260.1);

Tailwind

colors: {
  custom: {
    50: '#99b6fe',
    500: '#5d99fd',
    950: '#000000',
  },
}

SCSS

$custom: #5d99fd;
$custom-light: #99b6fe;
$custom-dark: #000000;

JSON

{
  "hex": "#5d99fd",
  "rgb": {
    "r": 93,
    "g": 153,
    "b": 253
  },
  "hsl": {
    "h": 217.5,
    "s": 97.561,
    "l": 67.843
  },
  "oklch": {
    "l": 0.68868,
    "c": 0.16066,
    "h": 260.1
  },
  "luminance": 0.32201
}

Semantic roles & 50–950 ramp

primary

#5D99FD

secondary

#F4E1C2

accent

#8F00E6

background

#FAFBFF

surface

#F3F6FF

border

#CDD0D7

text

#0F1118

muted

#7F8086

Preview Lab

Preview with #5D99FD

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

Preview Lab → · Contrast checker → · Palette generator →