#64B0EF#64B0EF

#64B0EF is a light, moderate cyan. Relative luminance 0.400; OKLCH L 73.4% C 0.119 H 245.4°. Best body text is #000000 at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#64B0EF
RGB	rgb(100, 176, 239)
HSL	hsl(207, 81%, 66%)
HSV	hsv(207, 58%, 94%)
CMYK	cmyk(58.2%, 26.4%, 0%, 6.3%)
CIE-LAB	lab(69.46, -5.42, -38.56)
CIE-LCH	lch(69.46, 38.94, 262.00°)
OKLab	oklab(73.39% -0.0495 -0.1083)
OKLCH	oklch(73.39% 0.119 245.4)
XYZ	xyz(36.3551, 39.9887, 87.4473)
Luminance	0.3999 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B0EF #EFA364

analogous

#64EFE9 #64B0EF #646BEF

triadic

#64B0EF #EF64B0 #B0EF64

tetradic

#64B0EF #E964EF #EFA364 #6BEF64

square

#64B0EF #E964EF #EFA364 #6BEF64

split-complementary

#64B0EF #EF646B #EFE964

monochromatic

#1475C4 #2D94E9 #64B0EF #9BCCF5 #D3E9FA

Accessibility & contrast

On white

2.33

#64B0EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.00

#64B0EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B0EF

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B0EF	#FFFFFF	#000000	##000000
##64B0EF	1.00	2.33	9.00	9.00
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.00	21.00	1.00	1.00
##000000	9.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95B1F2

Deuteranopia (green-blind)

#82A3EE

Tritanopia (blue-blind)

#00BFC6

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #64b0ef;
/* rgb */ color: rgb(100, 176, 239);
/* oklch */ color: oklch(73.4% 0.119 245.4);

Tailwind

colors: {
  custom: {
    50: '#9ac7f4',
    500: '#64b0ef',
    950: '#000000',
  },
}

SCSS

$custom: #64b0ef;
$custom-light: #9ac7f4;
$custom-dark: #000000;

JSON

{
  "hex": "#64b0ef",
  "rgb": {
    "r": 100,
    "g": 176,
    "b": 239
  },
  "hsl": {
    "h": 207.194,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.7339,
    "c": 0.1191,
    "h": 245.4
  },
  "luminance": 0.39992
}

Semantic roles & 50–950 ramp

primary

#64B0EF

secondary

#EED5C1

accent

#6908DE

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #64B0EF

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

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