#55A3DF#55A3DF

#55A3DF is a light, moderate cyan. Relative luminance 0.335; OKLCH L 69.1% C 0.118 H 243.9°. Best body text is #000000 at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#55A3DF
RGB	rgb(85, 163, 223)
HSL	hsl(206, 68%, 60%)
HSV	hsv(206, 62%, 87%)
CMYK	cmyk(61.9%, 26.9%, 0%, 12.5%)
CIE-LAB	lab(64.52, -6.06, -37.53)
CIE-LCH	lch(64.52, 38.02, 260.83°)
OKLab	oklab(69.11% -0.0516 -0.1056)
OKLCH	oklch(69.11% 0.118 243.9)
XYZ	xyz(30.1578, 33.4505, 74.6650)
Luminance	0.3345 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55A3DF #DF9155

analogous

#55DFD6 #55A3DF #555EDF

triadic

#55A3DF #DF55A3 #A3DF55

tetradic

#55A3DF #D655DF #DF9155 #5EDF55

square

#55A3DF #D655DF #DF9155 #5EDF55

split-complementary

#55A3DF #DF555E #DFD655

monochromatic

#1D659C #2786D0 #55A3DF #89BFE9 #BCDBF2

Accessibility & contrast

On white

2.73

#55A3DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.69

#55A3DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55A3DF

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55A3DF	#FFFFFF	#000000	##000000
##55A3DF	1.00	2.73	7.69	7.69
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.69	21.00	1.00	1.00
##000000	7.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88A4E2

Deuteranopia (green-blind)

#7696DE

Tritanopia (blue-blind)

#00B2B8

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #55a3df;
/* rgb */ color: rgb(85, 163, 223);
/* oklch */ color: oklch(69.1% 0.118 243.9);

Tailwind

colors: {
  custom: {
    50: '#91bee9',
    500: '#55a3df',
    950: '#000000',
  },
}

SCSS

$custom: #55a3df;
$custom-light: #91bee9;
$custom-dark: #000000;

JSON

{
  "hex": "#55a3df",
  "rgb": {
    "r": 85,
    "g": 163,
    "b": 223
  },
  "hsl": {
    "h": 206.087,
    "s": 68.317,
    "l": 60.392
  },
  "oklch": {
    "l": 0.69106,
    "c": 0.11755,
    "h": 243.9
  },
  "luminance": 0.33453
}

Semantic roles & 50–950 ramp

primary

#55A3DF

secondary

#E2C4AE

accent

#6715D0

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #55A3DF

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

Preview Lab → · Contrast checker → · Palette generator →