#64A9E4#64A9E4

#64A9E4 is a light, moderate cyan. Relative luminance 0.367; OKLCH L 71.3% C 0.112 H 246.0°. Best body text is #000000 at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#64A9E4
RGB	rgb(100, 169, 228)
HSL	hsl(208, 70%, 64%)
HSV	hsv(208, 56%, 89%)
CMYK	cmyk(56.1%, 25.9%, 0%, 10.6%)
CIE-LAB	lab(67.04, -4.94, -36.32)
CIE-LCH	lch(67.04, 36.65, 262.25°)
OKLab	oklab(71.33% -0.0454 -0.1019)
OKLCH	oklch(71.33% 0.112 246)
XYZ	xyz(33.4420, 36.6838, 78.7021)
Luminance	0.3669 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A9E4 #E49F64

analogous

#64E4DF #64A9E4 #6469E4

triadic

#64A9E4 #E464A9 #A9E464

tetradic

#64A9E4 #DF64E4 #E49F64 #69E464

square

#64A9E4 #DF64E4 #E49F64 #69E464

split-complementary

#64A9E4 #E46469 #E4DF64

monochromatic

#1F6CAF #308CDB #64A9E4 #98C6ED #CCE3F6

Accessibility & contrast

On white

2.52

#64A9E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.34

#64A9E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A9E4

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A9E4	#FFFFFF	#000000	##000000
##64A9E4	1.00	2.52	8.34	8.34
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.34	21.00	1.00	1.00
##000000	8.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90AAE7

Deuteranopia (green-blind)

#7F9DE3

Tritanopia (blue-blind)

#00B7BD

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #64a9e4;
/* rgb */ color: rgb(100, 169, 228);
/* oklch */ color: oklch(71.3% 0.112 246.0);

Tailwind

colors: {
  custom: {
    50: '#99c2ec',
    500: '#64a9e4',
    950: '#000000',
  },
}

SCSS

$custom: #64a9e4;
$custom-light: #99c2ec;
$custom-dark: #000000;

JSON

{
  "hex": "#64a9e4",
  "rgb": {
    "r": 100,
    "g": 169,
    "b": 228
  },
  "hsl": {
    "h": 207.656,
    "s": 70.33,
    "l": 64.314
  },
  "oklch": {
    "l": 0.71327,
    "c": 0.11153,
    "h": 246
  },
  "luminance": 0.36687
}

Semantic roles & 50–950 ramp

primary

#64A9E4

secondary

#E8D0BC

accent

#6B13D2

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0F1216

muted

#7E8184

Preview Lab

Preview with #64A9E4

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

Preview Lab → · Contrast checker → · Palette generator →