#55A3F3#55A3F3

#55A3F3 is a light, vivid cyan. Relative luminance 0.346; OKLCH L 70.1% C 0.141 H 251.0°. Best body text is #000000 at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#55A3F3
RGB	rgb(85, 163, 243)
HSL	hsl(210, 87%, 64%)
HSV	hsv(210, 65%, 95%)
CMYK	cmyk(65%, 32.9%, 0%, 4.7%)
CIE-LAB	lab(65.43, 0.48, -47.10)
CIE-LCH	lch(65.43, 47.10, 270.58°)
OKLab	oklab(70.12% -0.0459 -0.1334)
OKLCH	oklch(70.12% 0.141 251)
XYZ	xyz(33.0152, 34.5934, 89.7139)
Luminance	0.3460 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55A3F3 #F3A555

analogous

#55F2F3 #55A3F3 #5655F3

triadic

#55A3F3 #F355A3 #A3F355

tetradic

#55A3F3 #F355F2 #F3A555 #55F356

square

#55A3F3 #F355F2 #F3A555 #55F356

split-complementary

#55A3F3 #F35655 #F2F355

monochromatic

#0E66C0 #1C84EF #55A3F3 #8EC2F7 #C7E1FB

Accessibility & contrast

On white

2.65

#55A3F3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.92

#55A3F3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55A3F3

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55A3F3	#FFFFFF	#000000	##000000
##55A3F3	1.00	2.65	7.92	7.92
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.92	21.00	1.00	1.00
##000000	7.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#80A7F6

Deuteranopia (green-blind)

#6A98F1

Tritanopia (blue-blind)

#00B6C0

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #55a3f3;
/* rgb */ color: rgb(85, 163, 243);
/* oklch */ color: oklch(70.1% 0.141 251.0);

Tailwind

colors: {
  custom: {
    50: '#94bdf7',
    500: '#55a3f3',
    950: '#000000',
  },
}

SCSS

$custom: #55a3f3;
$custom-light: #94bdf7;
$custom-dark: #000000;

JSON

{
  "hex": "#55a3f3",
  "rgb": {
    "r": 85,
    "g": 163,
    "b": 243
  },
  "hsl": {
    "h": 210.38,
    "s": 86.813,
    "l": 64.314
  },
  "oklch": {
    "l": 0.70118,
    "c": 0.14107,
    "h": 251
  },
  "luminance": 0.34597
}

Semantic roles & 50–950 ramp

primary

#55A3F3

secondary

#EDD2B6

accent

#7402E3

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1217

muted

#7E8185

Preview Lab

Preview with #55A3F3

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

Preview Lab → · Contrast checker → · Palette generator →