#57AAE7#57AAE7

#57AAE7 is a light, vivid cyan. Relative luminance 0.365; OKLCH L 71.1% C 0.121 H 242.9°. Best body text is #000000 at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#57AAE7
RGB	rgb(87, 170, 231)
HSL	hsl(205, 75%, 62%)
HSV	hsv(205, 62%, 91%)
CMYK	cmyk(62.3%, 26.4%, 0%, 9.4%)
CIE-LAB	lab(66.93, -7.03, -38.17)
CIE-LCH	lch(66.93, 38.81, 259.57°)
OKLab	oklab(71.14% -0.055 -0.1074)
OKLCH	oklch(71.14% 0.121 242.9)
XYZ	xyz(32.7236, 36.5420, 80.9146)
Luminance	0.3654 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57AAE7 #E79457

analogous

#57E7DC #57AAE7 #5762E7

triadic

#57AAE7 #E757AA #AAE757

tetradic

#57AAE7 #DC57E7 #E79457 #62E757

square

#57AAE7 #DC57E7 #E79457 #62E757

split-complementary

#57AAE7 #E75762 #E7DC57

monochromatic

#186DAB #218FDF #57AAE7 #8DC5EF #C2E0F6

Accessibility & contrast

On white

2.53

#57AAE7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.31

#57AAE7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57AAE7

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57AAE7	#FFFFFF	#000000	##000000
##57AAE7	1.00	2.53	8.31	8.31
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.31	21.00	1.00	1.00
##000000	8.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8FABEA

Deuteranopia (green-blind)

#7B9DE6

Tritanopia (blue-blind)

#00B9BF

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #57aae7;
/* rgb */ color: rgb(87, 170, 231);
/* oklch */ color: oklch(71.1% 0.121 242.9);

Tailwind

colors: {
  custom: {
    50: '#93c3ef',
    500: '#57aae7',
    950: '#000000',
  },
}

SCSS

$custom: #57aae7;
$custom-light: #93c3ef;
$custom-dark: #000000;

JSON

{
  "hex": "#57aae7",
  "rgb": {
    "r": 87,
    "g": 170,
    "b": 231
  },
  "hsl": {
    "h": 205.417,
    "s": 75,
    "l": 62.353
  },
  "oklch": {
    "l": 0.71142,
    "c": 0.12066,
    "h": 242.9
  },
  "luminance": 0.36545
}

Semantic roles & 50–950 ramp

primary

#57AAE7

secondary

#E7C9B3

accent

#630ED7

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57AAE7

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

Preview Lab → · Contrast checker → · Palette generator →