#64B0E8#64B0E8

#64B0E8 is a light, moderate cyan. Relative luminance 0.396; OKLCH L 73.1% C 0.111 H 242.3°. Best body text is #000000 at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#64B0E8
RGB	rgb(100, 176, 232)
HSL	hsl(205, 74%, 65%)
HSV	hsv(205, 57%, 91%)
CMYK	cmyk(56.9%, 24.1%, 0%, 9%)
CIE-LAB	lab(69.17, -7.58, -35.19)
CIE-LCH	lch(69.17, 36.00, 257.85°)
OKLab	oklab(73.07% -0.0517 -0.0986)
OKLCH	oklch(73.07% 0.111 242.3)
XYZ	xyz(35.3410, 39.5830, 82.1062)
Luminance	0.3959 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B0E8 #E89C64

analogous

#64E8DE #64B0E8 #646EE8

triadic

#64B0E8 #E864B0 #B0E864

tetradic

#64B0E8 #DE64E8 #E89C64 #6EE864

square

#64B0E8 #DE64E8 #E89C64 #6EE864

split-complementary

#64B0E8 #E8646E #E8DE64

monochromatic

#1B75B7 #2F95E0 #64B0E8 #99CBF0 #CFE6F8

Accessibility & contrast

On white

2.35

#64B0E8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.92

#64B0E8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B0E8

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B0E8	#FFFFFF	#000000	##000000
##64B0E8	1.00	2.35	8.92	8.92
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.92	21.00	1.00	1.00
##000000	8.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97B0EB

Deuteranopia (green-blind)

#86A3E7

Tritanopia (blue-blind)

#00BEC3

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #64b0e8;
/* rgb */ color: rgb(100, 176, 232);
/* oklch */ color: oklch(73.1% 0.111 242.3);

Tailwind

colors: {
  custom: {
    50: '#9ac7ef',
    500: '#64b0e8',
    950: '#000000',
  },
}

SCSS

$custom: #64b0e8;
$custom-light: #9ac7ef;
$custom-dark: #000000;

JSON

{
  "hex": "#64b0e8",
  "rgb": {
    "r": 100,
    "g": 176,
    "b": 232
  },
  "hsl": {
    "h": 205.455,
    "s": 74.157,
    "l": 65.098
  },
  "oklch": {
    "l": 0.73065,
    "c": 0.11135,
    "h": 242.3
  },
  "luminance": 0.39586
}

Semantic roles & 50–950 ramp

primary

#64B0E8

secondary

#EAD1BE

accent

#640FD6

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1316

muted

#7F8284

Preview Lab

Preview with #64B0E8

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

Preview Lab → · Contrast checker → · Palette generator →