#64B2EE#64B2EE

#64B2EE is a light, moderate cyan. Relative luminance 0.407; OKLCH L 73.8% C 0.117 H 243.5°. Best body text is #000000 at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#64B2EE
RGB	rgb(100, 178, 238)
HSL	hsl(206, 80%, 66%)
HSV	hsv(206, 58%, 93%)
CMYK	cmyk(58%, 25.2%, 0%, 6.7%)
CIE-LAB	lab(69.98, -6.83, -37.21)
CIE-LCH	lch(69.98, 37.83, 259.60°)
OKLab	oklab(73.79% -0.052 -0.1044)
OKLCH	oklch(73.79% 0.117 243.5)
XYZ	xyz(36.6029, 40.7198, 86.8031)
Luminance	0.4072 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B2EE #EEA064

analogous

#64EEE5 #64B2EE #646DEE

triadic

#64B2EE #EE64B2 #B2EE64

tetradic

#64B2EE #E564EE #EEA064 #6DEE64

square

#64B2EE #E564EE #EEA064 #6DEE64

split-complementary

#64B2EE #EE646D #EEE564

monochromatic

#1577C2 #2D97E8 #64B2EE #9BCDF4 #D2E9FA

Accessibility & contrast

On white

2.30

#64B2EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.14

#64B2EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B2EE

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B2EE	#FFFFFF	#000000	##000000
##64B2EE	1.00	2.30	9.14	9.14
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.14	21.00	1.00	1.00
##000000	9.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98B3F1

Deuteranopia (green-blind)

#85A5ED

Tritanopia (blue-blind)

#00C1C7

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #64b2ee;
/* rgb */ color: rgb(100, 178, 238);
/* oklch */ color: oklch(73.8% 0.117 243.5);

Tailwind

colors: {
  custom: {
    50: '#9ac8f3',
    500: '#64b2ee',
    950: '#000000',
  },
}

SCSS

$custom: #64b2ee;
$custom-light: #9ac8f3;
$custom-dark: #000000;

JSON

{
  "hex": "#64b2ee",
  "rgb": {
    "r": 100,
    "g": 178,
    "b": 238
  },
  "hsl": {
    "h": 206.087,
    "s": 80.233,
    "l": 66.275
  },
  "oklch": {
    "l": 0.73785,
    "c": 0.11662,
    "h": 243.5
  },
  "luminance": 0.40723
}

Semantic roles & 50–950 ramp

primary

#64B2EE

secondary

#EDD4C0

accent

#6509DD

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #64B2EE

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

Preview Lab → · Contrast checker → · Palette generator →