#57BBD9#57BBD9

#57BBD9 is a light, moderate cyan. Relative luminance 0.426; OKLCH L 74.4% C 0.102 H 220.4°. Best body text is #000000 at 9.52:1 contrast (WCAG AA passes).

Color values

HEX	#57BBD9
RGB	rgb(87, 187, 217)
HSL	hsl(194, 63%, 60%)
HSV	hsv(194, 60%, 85%)
CMYK	cmyk(59.9%, 13.8%, 0%, 14.9%)
CIE-LAB	lab(71.26, -20.44, -23.82)
CIE-LCH	lch(71.26, 31.39, 229.37°)
OKLab	oklab(74.41% -0.0777 -0.0662)
OKLCH	oklch(74.41% 0.102 220.4)
XYZ	xyz(34.2202, 42.5732, 72.0462)
Luminance	0.4258 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57BBD9 #D97557

analogous

#57D9B6 #57BBD9 #577AD9

triadic

#57BBD9 #D957BB #BBD957

tetradic

#57BBD9 #B657D9 #D97557 #7AD957

square

#57BBD9 #B657D9 #D97557 #7AD957

split-complementary

#57BBD9 #D9577A #D9B657

monochromatic

#217A94 #2DA3C6 #57BBD9 #89CFE4 #BBE3F0

Accessibility & contrast

On white

2.21

#57BBD9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.52

#57BBD9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57BBD9

9.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57BBD9	#FFFFFF	#000000	##000000
##57BBD9	1.00	2.21	9.52	9.52
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.52	21.00	1.00	1.00
##000000	9.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9B6DB

Deuteranopia (green-blind)

#96A8D9

Tritanopia (blue-blind)

#00C5C4

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #57bbd9;
/* rgb */ color: rgb(87, 187, 217);
/* oklch */ color: oklch(74.4% 0.102 220.4);

Tailwind

colors: {
  custom: {
    50: '#92cfe4',
    500: '#57bbd9',
    950: '#000000',
  },
}

SCSS

$custom: #57bbd9;
$custom-light: #92cfe4;
$custom-dark: #000000;

JSON

{
  "hex": "#57bbd9",
  "rgb": {
    "r": 87,
    "g": 187,
    "b": 217
  },
  "hsl": {
    "h": 193.846,
    "s": 63.107,
    "l": 59.608
  },
  "oklch": {
    "l": 0.74409,
    "c": 0.10213,
    "h": 220.4
  },
  "luminance": 0.42577
}

Semantic roles & 50–950 ramp

primary

#57BBD9

secondary

#DFB8AD

accent

#6842E6

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #57BBD9

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

Preview Lab → · Contrast checker → · Palette generator →