#57ADD9#57ADD9

#57ADD9 is a light, moderate cyan. Relative luminance 0.369; OKLCH L 71.2% C 0.105 H 233.2°. Best body text is #000000 at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#57ADD9
RGB	rgb(87, 173, 217)
HSL	hsl(200, 63%, 60%)
HSV	hsv(200, 60%, 85%)
CMYK	cmyk(59.9%, 20.3%, 0%, 14.9%)
CIE-LAB	lab(67.22, -13.07, -30.04)
CIE-LCH	lch(67.22, 32.76, 246.49°)
OKLab	oklab(71.18% -0.0628 -0.084)
OKLCH	oklch(71.18% 0.105 233.2)
XYZ	xyz(31.3936, 36.9201, 71.1040)
Luminance	0.3692 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ADD9 #D98357

analogous

#57D9C4 #57ADD9 #576CD9

triadic

#57ADD9 #D957AD #ADD957

tetradic

#57ADD9 #C457D9 #D98357 #6CD957

square

#57ADD9 #C457D9 #D98357 #6CD957

split-complementary

#57ADD9 #D9576C #D9C457

monochromatic

#216D94 #2D92C6 #57ADD9 #89C5E4 #BBDEF0

Accessibility & contrast

On white

2.50

#57ADD9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.38

#57ADD9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ADD9

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ADD9	#FFFFFF	#000000	##000000
##57ADD9	1.00	2.50	8.38	8.38
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.38	21.00	1.00	1.00
##000000	8.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98ABDB

Deuteranopia (green-blind)

#869ED8

Tritanopia (blue-blind)

#00B9BC

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #57add9;
/* rgb */ color: rgb(87, 173, 217);
/* oklch */ color: oklch(71.2% 0.105 233.2);

Tailwind

colors: {
  custom: {
    50: '#91c5e5',
    500: '#57add9',
    950: '#000000',
  },
}

SCSS

$custom: #57add9;
$custom-light: #91c5e5;
$custom-dark: #000000;

JSON

{
  "hex": "#57add9",
  "rgb": {
    "r": 87,
    "g": 173,
    "b": 217
  },
  "hsl": {
    "h": 200.308,
    "s": 63.107,
    "l": 59.608
  },
  "oklch": {
    "l": 0.71179,
    "c": 0.10487,
    "h": 233.2
  },
  "luminance": 0.36923
}

Semantic roles & 50–950 ramp

primary

#57ADD9

secondary

#DFBEAD

accent

#7942E6

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1215

muted

#7E8184

Preview Lab

Preview with #57ADD9

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

Preview Lab → · Contrast checker → · Palette generator →