#5DB4FC#5DB4FC

#5DB4FC is a light, vivid cyan. Relative luminance 0.420; OKLCH L 74.6% C 0.134 H 245.9°. Best body text is #000000 at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#5DB4FC
RGB	rgb(93, 180, 252)
HSL	hsl(207, 96%, 68%)
HSV	hsv(207, 63%, 99%)
CMYK	cmyk(63.1%, 28.6%, 0%, 1.2%)
CIE-LAB	lab(70.87, -4.80, -43.44)
CIE-LCH	lch(70.87, 43.70, 263.70°)
OKLab	oklab(74.61% -0.0547 -0.1225)
OKLCH	oklch(74.61% 0.134 245.9)
XYZ	xyz(38.3996, 41.9941, 98.1586)
Luminance	0.4200 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5DB4FC #FCA55D

analogous

#5DFCF5 #5DB4FC #5D64FC

triadic

#5DB4FC #FC5DB4 #B4FC5D

tetradic

#5DB4FC #F55DFC #FCA55D #64FC5D

square

#5DB4FC #F55DFC #FCA55D #64FC5D

split-complementary

#5DB4FC #FC5D64 #FCF55D

monochromatic

#0479DB #2198FB #5DB4FC #99D0FD #D5ECFE

Accessibility & contrast

On white

2.23

#5DB4FC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.40

#5DB4FC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5DB4FC

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5DB4FC	#FFFFFF	#000000	##000000
##5DB4FC	1.00	2.23	9.40	9.40
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.40	21.00	1.00	1.00
##000000	9.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94B6FF

Deuteranopia (green-blind)

#7FA6FB

Tritanopia (blue-blind)

#00C5CD

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #5db4fc;
/* rgb */ color: rgb(93, 180, 252);
/* oklch */ color: oklch(74.6% 0.134 245.9);

Tailwind

colors: {
  custom: {
    50: '#99cafd',
    500: '#5db4fc',
    950: '#000000',
  },
}

SCSS

$custom: #5db4fc;
$custom-light: #99cafd;
$custom-dark: #000000;

JSON

{
  "hex": "#5db4fc",
  "rgb": {
    "r": 93,
    "g": 180,
    "b": 252
  },
  "hsl": {
    "h": 207.17,
    "s": 96.364,
    "l": 67.647
  },
  "oklch": {
    "l": 0.74608,
    "c": 0.13416,
    "h": 245.9
  },
  "luminance": 0.41998
}

Semantic roles & 50–950 ramp

primary

#5DB4FC

secondary

#F3D8C2

accent

#6800E6

background

#FAFCFF

surface

#F3F8FF

border

#CDD1D7

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #5DB4FC

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

Preview Lab → · Contrast checker → · Palette generator →