#64A7DB#64A7DB

#64A7DB is a light, moderate cyan. Relative luminance 0.355; OKLCH L 70.5% C 0.103 H 243.4°. Best body text is #000000 at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#64A7DB
RGB	rgb(100, 167, 219)
HSL	hsl(206, 62%, 63%)
HSV	hsv(206, 54%, 86%)
CMYK	cmyk(54.3%, 23.7%, 0%, 14.1%)
CIE-LAB	lab(66.10, -6.58, -32.82)
CIE-LCH	lch(66.10, 33.47, 258.66°)
OKLab	oklab(70.47% -0.046 -0.0918)
OKLCH	oklch(70.47% 0.103 243.4)
XYZ	xyz(31.8558, 35.4585, 72.1696)
Luminance	0.3546 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A7DB #DB9864

analogous

#64DBD3 #64A7DB #646CDB

triadic

#64A7DB #DB64A7 #A7DB64

tetradic

#64A7DB #D364DB #DB9864 #6CDB64

square

#64A7DB #D364DB #DB9864 #6CDB64

split-complementary

#64A7DB #DB646C #DBD364

monochromatic

#256AA0 #328BCF #64A7DB #96C3E7 #C7DFF2

Accessibility & contrast

On white

2.60

#64A7DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.09

#64A7DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A7DB

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A7DB	#FFFFFF	#000000	##000000
##64A7DB	1.00	2.60	8.09	8.09
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.09	21.00	1.00	1.00
##000000	8.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91A7DD

Deuteranopia (green-blind)

#819BDA

Tritanopia (blue-blind)

#0CB4B9

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #64a7db;
/* rgb */ color: rgb(100, 167, 219);
/* oklch */ color: oklch(70.5% 0.103 243.4);

Tailwind

colors: {
  custom: {
    50: '#98c1e6',
    500: '#64a7db',
    950: '#000000',
  },
}

SCSS

$custom: #64a7db;
$custom-light: #98c1e6;
$custom-dark: #000000;

JSON

{
  "hex": "#64a7db",
  "rgb": {
    "r": 100,
    "g": 167,
    "b": 219
  },
  "hsl": {
    "h": 206.218,
    "s": 62.304,
    "l": 62.549
  },
  "oklch": {
    "l": 0.70467,
    "c": 0.1027,
    "h": 243.4
  },
  "luminance": 0.35461
}

Semantic roles & 50–950 ramp

primary

#64A7DB

secondary

#E3CBB8

accent

#681BCA

background

#F9FBFE

surface

#F2F7FC

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #64A7DB

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

Preview Lab → · Contrast checker → · Palette generator →