#55A9F4#55A9F4

#55A9F4 is a light, vivid cyan. Relative luminance 0.368; OKLCH L 71.5% C 0.137 H 247.9°. Best body text is #000000 at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#55A9F4
RGB	rgb(85, 169, 244)
HSL	hsl(208, 88%, 65%)
HSV	hsv(208, 65%, 96%)
CMYK	cmyk(65.2%, 30.7%, 0%, 4.3%)
CIE-LAB	lab(67.15, -2.59, -44.94)
CIE-LCH	lch(67.15, 45.01, 266.70°)
OKLab	oklab(71.49% -0.0515 -0.127)
OKLCH	oklch(71.49% 0.137 247.9)
XYZ	xyz(34.2573, 36.8354, 90.8750)
Luminance	0.3684 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55A9F4 #F4A055

analogous

#55F4F0 #55A9F4 #555AF4

triadic

#55A9F4 #F455A9 #A9F455

tetradic

#55A9F4 #F055F4 #F4A055 #5AF455

square

#55A9F4 #F055F4 #F4A055 #5AF455

split-complementary

#55A9F4 #F4555A #F4F055

monochromatic

#0D6CC2 #1C8CF0 #55A9F4 #8EC6F8 #C8E3FB

Accessibility & contrast

On white

2.51

#55A9F4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.37

#55A9F4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55A9F4

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55A9F4	#FFFFFF	#000000	##000000
##55A9F4	1.00	2.51	8.37	8.37
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.37	21.00	1.00	1.00
##000000	8.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88ACF7

Deuteranopia (green-blind)

#729DF3

Tritanopia (blue-blind)

#00BBC4

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #55a9f4;
/* rgb */ color: rgb(85, 169, 244);
/* oklch */ color: oklch(71.5% 0.137 247.9);

Tailwind

colors: {
  custom: {
    50: '#94c2f8',
    500: '#55a9f4',
    950: '#000000',
  },
}

SCSS

$custom: #55a9f4;
$custom-light: #94c2f8;
$custom-dark: #000000;

JSON

{
  "hex": "#55a9f4",
  "rgb": {
    "r": 85,
    "g": 169,
    "b": 244
  },
  "hsl": {
    "h": 208.302,
    "s": 87.845,
    "l": 64.51
  },
  "oklch": {
    "l": 0.71486,
    "c": 0.13708,
    "h": 247.9
  },
  "luminance": 0.36839
}

Semantic roles & 50–950 ramp

primary

#55A9F4

secondary

#EED1B7

accent

#6C01E4

background

#F9FBFF

surface

#F2F7FF

border

#CCD0D7

text

#0E1217

muted

#7E8185

Preview Lab

Preview with #55A9F4

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

Preview Lab → · Contrast checker → · Palette generator →