#63ACBF#63ACBF

#63ACBF is a light, moderate cyan. Relative luminance 0.359; OKLCH L 70.4% C 0.078 H 216.5°. Best body text is #000000 at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#63ACBF
RGB	rgb(99, 172, 191)
HSL	hsl(192, 42%, 57%)
HSV	hsv(192, 48%, 75%)
CMYK	cmyk(48.2%, 9.9%, 0%, 25.1%)
CIE-LAB	lab(66.46, -17.66, -16.79)
CIE-LCH	lch(66.46, 24.37, 223.57°)
OKLab	oklab(70.39% -0.0627 -0.0464)
OKLCH	oklch(70.39% 0.078 216.5)
XYZ	xyz(29.2985, 35.9169, 54.6688)
Luminance	0.3592 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63ACBF #BF7663

analogous

#63BFA4 #63ACBF #637EBF

triadic

#63ACBF #BF63AC #ACBF63

tetradic

#63ACBF #A463BF #BF7663 #7EBF63

square

#63ACBF #A463BF #BF7663 #7EBF63

split-complementary

#63ACBF #BF637E #BFA463

monochromatic

#316877 #438EA2 #63ACBF #8EC3D1 #BADAE3

Accessibility & contrast

On white

2.57

#63ACBF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.18

#63ACBF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63ACBF

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63ACBF	#FFFFFF	#000000	##000000
##63ACBF	1.00	2.57	8.18	8.18
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.18	21.00	1.00	1.00
##000000	8.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FA8C0

Deuteranopia (green-blind)

#919DBF

Tritanopia (blue-blind)

#32B3B2

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #63acbf;
/* rgb */ color: rgb(99, 172, 191);
/* oklch */ color: oklch(70.4% 0.078 216.5);

Tailwind

colors: {
  custom: {
    50: '#95c4d2',
    500: '#63acbf',
    950: '#000000',
  },
}

SCSS

$custom: #63acbf;
$custom-light: #95c4d2;
$custom-dark: #000000;

JSON

{
  "hex": "#63acbf",
  "rgb": {
    "r": 99,
    "g": 172,
    "b": 191
  },
  "hsl": {
    "h": 192.391,
    "s": 41.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.70391,
    "c": 0.07797,
    "h": 216.5
  },
  "luminance": 0.35919
}

Semantic roles & 50–950 ramp

primary

#63ACBF

secondary

#D2B4AC

accent

#7056D2

background

#F9FCFC

surface

#F2F8F9

border

#CCD1D2

text

#0E1214

muted

#7E8182

Preview Lab

Preview with #63ACBF

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

Preview Lab → · Contrast checker → · Palette generator →