#64A7EB#64A7EB

#64A7EB is a light, vivid cyan. Relative luminance 0.363; OKLCH L 71.2% C 0.121 H 250.2°. Best body text is #000000 at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#64A7EB
RGB	rgb(100, 167, 235)
HSL	hsl(210, 77%, 66%)
HSV	hsv(210, 57%, 92%)
CMYK	cmyk(57.4%, 28.9%, 0%, 7.8%)
CIE-LAB	lab(66.78, -1.65, -40.56)
CIE-LCH	lch(66.78, 40.59, 267.67°)
OKLab	oklab(71.22% -0.0411 -0.1142)
OKLCH	oklch(71.22% 0.121 250.2)
XYZ	xyz(34.0642, 36.3419, 83.8007)
Luminance	0.3634 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A7EB #EBA864

analogous

#64EBEB #64A7EB #6464EB

triadic

#64A7EB #EB64A7 #A7EB64

tetradic

#64A7EB #EB64EB #EBA864 #64EB64

square

#64A7EB #EB64EB #EBA864 #64EB64

split-complementary

#64A7EB #EB6464 #EBEB64

monochromatic

#186ABC #2E88E4 #64A7EB #9AC6F2 #D0E5F9

Accessibility & contrast

On white

2.54

#64A7EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.27

#64A7EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A7EB

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A7EB	#FFFFFF	#000000	##000000
##64A7EB	1.00	2.54	8.27	8.27
#FFFFFF	2.54	1.00	21.00	21.00
#000000	8.27	21.00	1.00	1.00
##000000	8.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8AAAEE

Deuteranopia (green-blind)

#799DEA

Tritanopia (blue-blind)

#00B7BF

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #64a7eb;
/* rgb */ color: rgb(100, 167, 235);
/* oklch */ color: oklch(71.2% 0.121 250.2);

Tailwind

colors: {
  custom: {
    50: '#9ac0f1',
    500: '#64a7eb',
    950: '#000000',
  },
}

SCSS

$custom: #64a7eb;
$custom-light: #9ac0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#64a7eb",
  "rgb": {
    "r": 100,
    "g": 167,
    "b": 235
  },
  "hsl": {
    "h": 210.222,
    "s": 77.143,
    "l": 65.686
  },
  "oklch": {
    "l": 0.71222,
    "c": 0.12133,
    "h": 250.2
  },
  "luminance": 0.36345
}

Semantic roles & 50–950 ramp

primary

#64A7EB

secondary

#ECD6BF

accent

#740CD9

background

#FAFBFE

surface

#F3F7FD

border

#CDD0D5

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #64A7EB

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

Preview Lab → · Contrast checker → · Palette generator →