#55A4DD#55A4DD

#55A4DD is a light, moderate cyan. Relative luminance 0.337; OKLCH L 69.2% C 0.115 H 242.3°. Best body text is #000000 at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#55A4DD
RGB	rgb(85, 164, 221)
HSL	hsl(205, 67%, 60%)
HSV	hsv(205, 62%, 87%)
CMYK	cmyk(61.5%, 25.8%, 0%, 13.3%)
CIE-LAB	lab(64.72, -7.26, -36.12)
CIE-LCH	lch(64.72, 36.84, 258.64°)
OKLab	oklab(69.24% -0.0533 -0.1015)
OKLCH	oklch(69.24% 0.115 242.3)
XYZ	xyz(30.0680, 33.6998, 73.3127)
Luminance	0.3370 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55A4DD #DD8E55

analogous

#55DDD2 #55A4DD #5560DD

triadic

#55A4DD #DD55A4 #A4DD55

tetradic

#55A4DD #D255DD #DD8E55 #60DD55

square

#55A4DD #D255DD #DD8E55 #60DD55

split-complementary

#55A4DD #DD5560 #DDD255

monochromatic

#1F6699 #2988CC #55A4DD #88BFE7 #BBDBF1

Accessibility & contrast

On white

2.71

#55A4DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.74

#55A4DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55A4DD

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55A4DD	#FFFFFF	#000000	##000000
##55A4DD	1.00	2.71	7.74	7.74
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.74	21.00	1.00	1.00
##000000	7.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8BA5E0

Deuteranopia (green-blind)

#7897DC

Tritanopia (blue-blind)

#00B2B8

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #55a4dd;
/* rgb */ color: rgb(85, 164, 221);
/* oklch */ color: oklch(69.2% 0.115 242.3);

Tailwind

colors: {
  custom: {
    50: '#91bee7',
    500: '#55a4dd',
    950: '#000000',
  },
}

SCSS

$custom: #55a4dd;
$custom-light: #91bee7;
$custom-dark: #000000;

JSON

{
  "hex": "#55a4dd",
  "rgb": {
    "r": 85,
    "g": 164,
    "b": 221
  },
  "hsl": {
    "h": 205.147,
    "s": 66.667,
    "l": 60
  },
  "oklch": {
    "l": 0.69235,
    "c": 0.11467,
    "h": 242.3
  },
  "luminance": 0.33703
}

Semantic roles & 50–950 ramp

primary

#55A4DD

secondary

#E1C3AD

accent

#863EEA

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #55A4DD

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

Preview Lab → · Contrast checker → · Palette generator →