#64A7E3#64A7E3

#64A7E3 is a light, moderate cyan. Relative luminance 0.359; OKLCH L 70.8% C 0.112 H 247.1°. Best body text is #000000 at 8.18:1 contrast (WCAG AA passes).

Color values

HEX#64A7E3
RGBrgb(100, 167, 227)
HSLhsl(208, 69%, 64%)
HSVhsv(208, 56%, 89%)
CMYKcmyk(55.9%, 26.4%, 0%, 11%)
CIE-LABlab(66.44, -4.14, -36.71)
CIE-LCHlch(66.44, 36.94, 263.57°)
OKLaboklab(70.84% -0.0435 -0.103)
OKLCHoklch(70.84% 0.112 247.1)
XYZxyz(32.9344, 35.8900, 77.8500)
Luminance0.3589 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#64A7E3 #E3A064
analogous
#64E3DF #64A7E3 #6468E3
triadic
#64A7E3 #E364A7 #A7E364
tetradic
#64A7E3 #DF64E3 #E3A064 #68E364
square
#64A7E3 #DF64E3 #E3A064 #68E364
split-complementary
#64A7E3 #E36468 #E3DF64
monochromatic
#1F6AAD #308ADA #64A7E3 #98C4EC #CCE2F6

Accessibility & contrast

On white

2.57
#64A7E3 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.18
#64A7E3 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A7E3
8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##64A7E3#FFFFFF#000000##000000
##64A7E31.002.578.188.18
#FFFFFF2.571.0021.0021.00
#0000008.1821.001.001.00
##0000008.1821.001.001.00

Color blindness preview

Protanopia (red-blind)
#8EA9E6
Deuteranopia (green-blind)
#7D9CE2
Tritanopia (blue-blind)
#00B5BC
Achromatopsia (no color)
#A2A2A2

Design tokens & code

CSS
--color: #64a7e3;
/* rgb */ color: rgb(100, 167, 227);
/* oklch */ color: oklch(70.8% 0.112 247.1);
Tailwind
colors: {
  custom: {
    50: '#99c1ec',
    500: '#64a7e3',
    950: '#000000',
  },
}
SCSS
$custom: #64a7e3;
$custom-light: #99c1ec;
$custom-dark: #000000;
JSON
{
  "hex": "#64a7e3",
  "rgb": {
    "r": 100,
    "g": 167,
    "b": 227
  },
  "hsl": {
    "h": 208.346,
    "s": 69.399,
    "l": 64.118
  },
  "oklch": {
    "l": 0.70838,
    "c": 0.11182,
    "h": 247.1
  },
  "luminance": 0.35893
}

Semantic roles & 50–950 ramp

primary
#64A7E3
secondary
#E8D0BB
accent
#6E14D1
background
#F9FBFE
surface
#F2F7FD
border
#CCD0D5
text
#0F1216
muted
#7E8184

Preview Lab

Preview with #64A7E3

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

Preview Lab → · Contrast checker → · Palette generator →

#64A7E3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva