#64B4EE#64B4EE

#64B4EE is a light, moderate cyan. Relative luminance 0.415; OKLCH L 74.2% C 0.115 H 242.0°. Best body text is #000000 at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#64B4EE
RGB	rgb(100, 180, 238)
HSL	hsl(205, 80%, 66%)
HSV	hsv(205, 58%, 93%)
CMYK	cmyk(58%, 24.4%, 0%, 6.7%)
CIE-LAB	lab(70.54, -7.92, -36.34)
CIE-LCH	lch(70.54, 37.19, 257.70°)
OKLab	oklab(74.23% -0.0541 -0.1019)
OKLCH	oklch(74.23% 0.115 242)
XYZ	xyz(37.0037, 41.5215, 86.9367)
Luminance	0.4153 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B4EE #EE9E64

analogous

#64EEE3 #64B4EE #646FEE

triadic

#64B4EE #EE64B4 #B4EE64

tetradic

#64B4EE #E364EE #EE9E64 #6FEE64

square

#64B4EE #E364EE #EE9E64 #6FEE64

split-complementary

#64B4EE #EE646F #EEE364

monochromatic

#157AC2 #2D99E8 #64B4EE #9BCFF4 #D2E9FA

Accessibility & contrast

On white

2.26

#64B4EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.31

#64B4EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B4EE

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B4EE	#FFFFFF	#000000	##000000
##64B4EE	1.00	2.26	9.31	9.31
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.31	21.00	1.00	1.00
##000000	9.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AB4F1

Deuteranopia (green-blind)

#88A6ED

Tritanopia (blue-blind)

#00C2C8

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #64b4ee;
/* rgb */ color: rgb(100, 180, 238);
/* oklch */ color: oklch(74.2% 0.115 242.0);

Tailwind

colors: {
  custom: {
    50: '#9acaf3',
    500: '#64b4ee',
    950: '#000000',
  },
}

SCSS

$custom: #64b4ee;
$custom-light: #9acaf3;
$custom-dark: #000000;

JSON

{
  "hex": "#64b4ee",
  "rgb": {
    "r": 100,
    "g": 180,
    "b": 238
  },
  "hsl": {
    "h": 205.217,
    "s": 80.233,
    "l": 66.275
  },
  "oklch": {
    "l": 0.74228,
    "c": 0.11536,
    "h": 242
  },
  "luminance": 0.41525
}

Semantic roles & 50–950 ramp

primary

#64B4EE

secondary

#EDD3C0

accent

#6209DD

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #64B4EE

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

Preview Lab → · Contrast checker → · Palette generator →