#57ACCF#57ACCF

#57ACCF is a light, moderate cyan. Relative luminance 0.360; OKLCH L 70.5% C 0.097 H 227.4°. Best body text is #000000 at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#57ACCF
RGB	rgb(87, 172, 207)
HSL	hsl(198, 56%, 58%)
HSV	hsv(198, 58%, 81%)
CMYK	cmyk(58%, 16.9%, 0%, 18.8%)
CIE-LAB	lab(66.55, -15.59, -25.56)
CIE-LCH	lch(66.55, 29.94, 238.62°)
OKLab	oklab(70.52% -0.0653 -0.0712)
OKLCH	oklch(70.52% 0.097 227.4)
XYZ	xyz(29.9411, 36.0334, 64.3967)
Luminance	0.3604 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ACCF #CF7A57

analogous

#57CFB6 #57ACCF #5770CF

triadic

#57ACCF #CF57AC #ACCF57

tetradic

#57ACCF #B657CF #CF7A57 #70CF57

square

#57ACCF #B657CF #CF7A57 #70CF57

split-complementary

#57ACCF #CF5770 #CFB657

monochromatic

#266A85 #348FB5 #57ACCF #87C4DD #B6DBEA

Accessibility & contrast

On white

2.56

#57ACCF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.21

#57ACCF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ACCF

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ACCF	#FFFFFF	#000000	##000000
##57ACCF	1.00	2.56	8.21	8.21
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.21	21.00	1.00	1.00
##000000	8.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AA9D1

Deuteranopia (green-blind)

#889CCF

Tritanopia (blue-blind)

#00B6B7

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #57accf;
/* rgb */ color: rgb(87, 172, 207);
/* oklch */ color: oklch(70.5% 0.097 227.4);

Tailwind

colors: {
  custom: {
    50: '#90c4dd',
    500: '#57accf',
    950: '#000000',
  },
}

SCSS

$custom: #57accf;
$custom-light: #90c4dd;
$custom-dark: #000000;

JSON

{
  "hex": "#57accf",
  "rgb": {
    "r": 87,
    "g": 172,
    "b": 207
  },
  "hsl": {
    "h": 197.5,
    "s": 55.556,
    "l": 57.647
  },
  "oklch": {
    "l": 0.70518,
    "c": 0.09664,
    "h": 227.4
  },
  "luminance": 0.36036
}

Semantic roles & 50–950 ramp

primary

#57ACCF

secondary

#D9B7A9

accent

#7549DF

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0D1215

muted

#7E8183

Preview Lab

Preview with #57ACCF

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

Preview Lab → · Contrast checker → · Palette generator →