#55B5F2#55B5F2

#55B5F2 is a light, vivid cyan. Relative luminance 0.414; OKLCH L 74.1% C 0.126 H 239.5°. Best body text is #000000 at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#55B5F2
RGB	rgb(85, 181, 242)
HSL	hsl(203, 86%, 64%)
HSV	hsv(203, 65%, 95%)
CMYK	cmyk(64.9%, 25.2%, 0%, 5.1%)
CIE-LAB	lab(70.45, -9.87, -38.70)
CIE-LCH	lch(70.45, 39.94, 255.69°)
OKLab	oklab(74.06% -0.064 -0.1088)
OKLCH	oklch(74.06% 0.126 239.5)
XYZ	xyz(36.2911, 41.3861, 90.0629)
Luminance	0.4139 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55B5F2 #F29255

analogous

#55F2E0 #55B5F2 #5567F2

triadic

#55B5F2 #F255B5 #B5F255

tetradic

#55B5F2 #E055F2 #F29255 #67F255

square

#55B5F2 #E055F2 #F29255 #67F255

split-complementary

#55B5F2 #F25567 #F2E055

monochromatic

#0F7ABE #1C9CEE #55B5F2 #8ECEF6 #C7E6FB

Accessibility & contrast

On white

2.26

#55B5F2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.28

#55B5F2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55B5F2

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55B5F2	#FFFFFF	#000000	##000000
##55B5F2	1.00	2.26	9.28	9.28
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.28	21.00	1.00	1.00
##000000	9.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99B5F5

Deuteranopia (green-blind)

#83A5F1

Tritanopia (blue-blind)

#00C4CA

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #55b5f2;
/* rgb */ color: rgb(85, 181, 242);
/* oklch */ color: oklch(74.1% 0.126 239.5);

Tailwind

colors: {
  custom: {
    50: '#94cbf6',
    500: '#55b5f2',
    950: '#000000',
  },
}

SCSS

$custom: #55b5f2;
$custom-light: #94cbf6;
$custom-dark: #000000;

JSON

{
  "hex": "#55b5f2",
  "rgb": {
    "r": 85,
    "g": 181,
    "b": 242
  },
  "hsl": {
    "h": 203.312,
    "s": 85.792,
    "l": 64.118
  },
  "oklch": {
    "l": 0.74057,
    "c": 0.12628,
    "h": 239.5
  },
  "luminance": 0.4139
}

Semantic roles & 50–950 ramp

primary

#55B5F2

secondary

#EDCBB6

accent

#5A03E2

background

#F9FCFF

surface

#F2F8FE

border

#CCD1D6

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #55B5F2

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

Preview Lab → · Contrast checker → · Palette generator →