#64B2EC#64B2EC

#64B2EC is a light, moderate cyan. Relative luminance 0.406; OKLCH L 73.7% C 0.114 H 242.6°. Best body text is #000000 at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#64B2EC
RGB	rgb(100, 178, 236)
HSL	hsl(206, 78%, 66%)
HSV	hsv(206, 58%, 93%)
CMYK	cmyk(57.6%, 24.6%, 0%, 7.5%)
CIE-LAB	lab(69.90, -7.44, -36.25)
CIE-LCH	lch(69.90, 37.00, 258.40°)
OKLab	oklab(73.69% -0.0526 -0.1016)
OKLCH	oklch(73.69% 0.114 242.6)
XYZ	xyz(36.3107, 40.6029, 85.2642)
Luminance	0.4061 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B2EC #EC9E64

analogous

#64ECE2 #64B2EC #646EEC

triadic

#64B2EC #EC64B2 #B2EC64

tetradic

#64B2EC #E264EC #EC9E64 #6EEC64

square

#64B2EC #E264EC #EC9E64 #6EEC64

split-complementary

#64B2EC #EC646E #ECE264

monochromatic

#1777BE #2D97E5 #64B2EC #9BCDF3 #D1E8F9

Accessibility & contrast

On white

2.30

#64B2EC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.12

#64B2EC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B2EC

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B2EC	#FFFFFF	#000000	##000000
##64B2EC	1.00	2.30	9.12	9.12
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.12	21.00	1.00	1.00
##000000	9.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98B2EF

Deuteranopia (green-blind)

#86A5EB

Tritanopia (blue-blind)

#00C0C6

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #64b2ec;
/* rgb */ color: rgb(100, 178, 236);
/* oklch */ color: oklch(73.7% 0.114 242.6);

Tailwind

colors: {
  custom: {
    50: '#9ac8f2',
    500: '#64b2ec',
    950: '#000000',
  },
}

SCSS

$custom: #64b2ec;
$custom-light: #9ac8f2;
$custom-dark: #000000;

JSON

{
  "hex": "#64b2ec",
  "rgb": {
    "r": 100,
    "g": 178,
    "b": 236
  },
  "hsl": {
    "h": 205.588,
    "s": 78.161,
    "l": 65.882
  },
  "oklch": {
    "l": 0.73693,
    "c": 0.11445,
    "h": 242.6
  },
  "luminance": 0.40606
}

Semantic roles & 50–950 ramp

primary

#64B2EC

secondary

#ECD3BF

accent

#640BDA

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #64B2EC

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

Preview Lab → · Contrast checker → · Palette generator →