#64B7CC#64B7CC

#64B7CC is a light, moderate cyan. Relative luminance 0.409; OKLCH L 73.5% C 0.086 H 216.2°. Best body text is #000000 at 9.19:1 contrast (WCAG AA passes).

Color values

HEX	#64B7CC
RGB	rgb(100, 183, 204)
HSL	hsl(192, 50%, 60%)
HSV	hsv(192, 51%, 80%)
CMYK	cmyk(51%, 10.3%, 0%, 20%)
CIE-LAB	lab(70.13, -19.53, -18.40)
CIE-LCH	lch(70.13, 26.83, 223.30°)
OKLab	oklab(73.48% -0.0695 -0.0509)
OKLCH	oklch(73.48% 0.086 216.2)
XYZ	xyz(33.0839, 40.9331, 63.2725)
Luminance	0.4094 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B7CC #CC7964

analogous

#64CCAD #64B7CC #6483CC

triadic

#64B7CC #CC64B7 #B7CC64

tetradic

#64B7CC #AD64CC #CC7964 #83CC64

square

#64B7CC #AD64CC #CC7964 #83CC64

split-complementary

#64B7CC #CC6483 #CCAD64

monochromatic

#2D7689 #3C9EB7 #64B7CC #92CCDB #C0E2EA

Accessibility & contrast

On white

2.29

#64B7CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.19

#64B7CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B7CC

9.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B7CC	#FFFFFF	#000000	##000000
##64B7CC	1.00	2.29	9.19	9.19
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.19	21.00	1.00	1.00
##000000	9.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8B2CD

Deuteranopia (green-blind)

#99A6CC

Tritanopia (blue-blind)

#22BFBD

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #64b7cc;
/* rgb */ color: rgb(100, 183, 204);
/* oklch */ color: oklch(73.5% 0.086 216.2);

Tailwind

colors: {
  custom: {
    50: '#97ccdb',
    500: '#64b7cc',
    950: '#000000',
  },
}

SCSS

$custom: #64b7cc;
$custom-light: #97ccdb;
$custom-dark: #000000;

JSON

{
  "hex": "#64b7cc",
  "rgb": {
    "r": 100,
    "g": 183,
    "b": 204
  },
  "hsl": {
    "h": 192.115,
    "s": 50.485,
    "l": 59.608
  },
  "oklch": {
    "l": 0.73483,
    "c": 0.08617,
    "h": 216.2
  },
  "luminance": 0.40936
}

Semantic roles & 50–950 ramp

primary

#64B7CC

secondary

#DABAB2

accent

#6A4EDA

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #64B7CC

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

Preview Lab → · Contrast checker → · Palette generator →