#55A9DB#55A9DB

#55A9DB is a light, moderate cyan. Relative luminance 0.354; OKLCH L 70.3% C 0.110 H 237.3°. Best body text is #000000 at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#55A9DB
RGB	rgb(85, 169, 219)
HSL	hsl(202, 65%, 60%)
HSV	hsv(202, 61%, 86%)
CMYK	cmyk(61.2%, 22.8%, 0%, 14.1%)
CIE-LAB	lab(66.07, -10.65, -32.92)
CIE-LCH	lch(66.07, 34.59, 252.08°)
OKLab	oklab(70.28% -0.0593 -0.0922)
OKLCH	oklch(70.28% 0.11 237.3)
XYZ	xyz(30.7156, 35.4187, 72.2219)
Luminance	0.3542 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55A9DB #DB8755

analogous

#55DBCA #55A9DB #5566DB

triadic

#55A9DB #DB55A9 #A9DB55

tetradic

#55A9DB #CA55DB #DB8755 #66DB55

square

#55A9DB #CA55DB #DB8755 #66DB55

split-complementary

#55A9DB #DB5566 #DBCA55

monochromatic

#206A96 #2A8DC8 #55A9DB #88C3E6 #BADCF0

Accessibility & contrast

On white

2.60

#55A9DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.08

#55A9DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55A9DB

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55A9DB	#FFFFFF	#000000	##000000
##55A9DB	1.00	2.60	8.08	8.08
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.08	21.00	1.00	1.00
##000000	8.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92A8DD

Deuteranopia (green-blind)

#7F9BDA

Tritanopia (blue-blind)

#00B6BA

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #55a9db;
/* rgb */ color: rgb(85, 169, 219);
/* oklch */ color: oklch(70.3% 0.110 237.3);

Tailwind

colors: {
  custom: {
    50: '#90c2e6',
    500: '#55a9db',
    950: '#000000',
  },
}

SCSS

$custom: #55a9db;
$custom-light: #90c2e6;
$custom-dark: #000000;

JSON

{
  "hex": "#55a9db",
  "rgb": {
    "r": 85,
    "g": 169,
    "b": 219
  },
  "hsl": {
    "h": 202.388,
    "s": 65.049,
    "l": 59.608
  },
  "oklch": {
    "l": 0.70277,
    "c": 0.10964,
    "h": 237.3
  },
  "luminance": 0.35422
}

Semantic roles & 50–950 ramp

primary

#55A9DB

secondary

#E0BFAC

accent

#7F40E8

background

#F9FBFE

surface

#F2F7FC

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #55A9DB

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

Preview Lab → · Contrast checker → · Palette generator →