#64A6E9#64A6E9

#64A6E9 is a light, moderate cyan. Relative luminance 0.359; OKLCH L 70.9% C 0.120 H 250.2°. Best body text is #000000 at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#64A6E9
RGB	rgb(100, 166, 233)
HSL	hsl(210, 75%, 65%)
HSV	hsv(210, 57%, 91%)
CMYK	cmyk(57.1%, 28.8%, 0%, 8.6%)
CIE-LAB	lab(66.41, -1.72, -40.04)
CIE-LCH	lch(66.41, 40.07, 267.55°)
OKLab	oklab(70.91% -0.0406 -0.1126)
OKLCH	oklch(70.91% 0.12 250.2)
XYZ	xyz(33.5944, 35.8620, 82.2267)
Luminance	0.3587 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A6E9 #E9A764

analogous

#64E8E9 #64A6E9 #6564E9

triadic

#64A6E9 #E964A6 #A6E964

tetradic

#64A6E9 #E964E8 #E9A764 #64E965

square

#64A6E9 #E964E8 #E9A764 #64E965

split-complementary

#64A6E9 #E96564 #E8E964

monochromatic

#1A69B8 #2E87E1 #64A6E9 #9AC5F1 #CFE4F8

Accessibility & contrast

On white

2.57

#64A6E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.17

#64A6E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A6E9

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A6E9	#FFFFFF	#000000	##000000
##64A6E9	1.00	2.57	8.17	8.17
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.17	21.00	1.00	1.00
##000000	8.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8AA9EC

Deuteranopia (green-blind)

#789CE8

Tritanopia (blue-blind)

#00B6BD

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #64a6e9;
/* rgb */ color: rgb(100, 166, 233);
/* oklch */ color: oklch(70.9% 0.120 250.2);

Tailwind

colors: {
  custom: {
    50: '#99c0f0',
    500: '#64a6e9',
    950: '#000000',
  },
}

SCSS

$custom: #64a6e9;
$custom-light: #99c0f0;
$custom-dark: #000000;

JSON

{
  "hex": "#64a6e9",
  "rgb": {
    "r": 100,
    "g": 166,
    "b": 233
  },
  "hsl": {
    "h": 210.226,
    "s": 75.141,
    "l": 65.294
  },
  "oklch": {
    "l": 0.70906,
    "c": 0.11974,
    "h": 250.2
  },
  "luminance": 0.35865
}

Semantic roles & 50–950 ramp

primary

#64A6E9

secondary

#EBD5BE

accent

#740ED7

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0F1216

muted

#7E8184

Preview Lab

Preview with #64A6E9

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

Preview Lab → · Contrast checker → · Palette generator →