#5D99EC#5D99EC

#5D99EC is a light, vivid cyan. Relative luminance 0.312; OKLCH L 67.9% C 0.139 H 256.8°. Best body text is #000000 at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#5D99EC
RGB	rgb(93, 153, 236)
HSL	hsl(215, 79%, 65%)
HSV	hsv(215, 61%, 93%)
CMYK	cmyk(60.6%, 35.2%, 0%, 7.5%)
CIE-LAB	lab(62.64, 5.34, -47.63)
CIE-LCH	lch(62.64, 47.93, 276.39°)
OKLab	oklab(67.92% -0.0316 -0.1349)
OKLCH	oklch(67.92% 0.139 256.8)
XYZ	xyz(31.0404, 31.1629, 83.7199)
Luminance	0.3117 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D99EC #ECB05D

analogous

#5DE1EC #5D99EC #695DEC

triadic

#5D99EC #EC5D99 #99EC5D

tetradic

#5D99EC #EC5DE1 #ECB05D #5DEC69

square

#5D99EC #EC5DE1 #ECB05D #5DEC69

split-complementary

#5D99EC #EC695D #E1EC5D

monochromatic

#165AB9 #2677E6 #5D99EC #94BBF2 #CBDEF9

Accessibility & contrast

On white

2.90

#5D99EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.23

#5D99EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5D99EC

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D99EC	#FFFFFF	#000000	##000000
##5D99EC	1.00	2.90	7.23	7.23
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.23	21.00	1.00	1.00
##000000	7.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#769FEF

Deuteranopia (green-blind)

#6291EA

Tritanopia (blue-blind)

#00ACB7

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #5d99ec;
/* rgb */ color: rgb(93, 153, 236);
/* oklch */ color: oklch(67.9% 0.139 256.8);

Tailwind

colors: {
  custom: {
    50: '#96b6f2',
    500: '#5d99ec',
    950: '#000000',
  },
}

SCSS

$custom: #5d99ec;
$custom-light: #96b6f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5d99ec",
  "rgb": {
    "r": 93,
    "g": 153,
    "b": 236
  },
  "hsl": {
    "h": 214.825,
    "s": 79.006,
    "l": 64.51
  },
  "oklch": {
    "l": 0.67917,
    "c": 0.1386,
    "h": 256.8
  },
  "luminance": 0.31166
}

Semantic roles & 50–950 ramp

primary

#5D99EC

secondary

#EBD6BA

accent

#840ADB

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #5D99EC

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

Preview Lab → · Contrast checker → · Palette generator →