#647EA0#647EA0

#647EA0 is a mid, moderate cyan. Relative luminance 0.202; OKLCH L 58.6% C 0.061 H 255.3°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#647EA0
RGB	rgb(100, 126, 160)
HSL	hsl(214, 24%, 51%)
HSV	hsv(214, 38%, 63%)
CMYK	cmyk(37.5%, 21.2%, 0%, 37.3%)
CIE-LAB	lab(52.03, -0.56, -21.19)
CIE-LCH	lch(52.03, 21.19, 268.49°)
OKLab	oklab(58.6% -0.0153 -0.0586)
OKLCH	oklch(58.6% 0.061 255.3)
XYZ	xyz(19.0596, 20.1682, 36.1395)
Luminance	0.2017 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647EA0 #A08664

analogous

#649CA0 #647EA0 #6864A0

triadic

#647EA0 #A0647E #7EA064

tetradic

#647EA0 #A0649C #A08664 #64A068

square

#647EA0 #A0649C #A08664 #64A068

split-complementary

#647EA0 #A06864 #9CA064

monochromatic

#344355 #4C607B #647EA0 #8A9EB7 #B0BDCF

Accessibility & contrast

On white

4.17

#647EA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#647EA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647EA0

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647EA0	#FFFFFF	#000000	##000000
##647EA0	1.00	4.17	5.03	5.03
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#727FA2

Deuteranopia (green-blind)

#6B799F

Tritanopia (blue-blind)

#508589

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #647ea0;
/* rgb */ color: rgb(100, 126, 160);
/* oklch */ color: oklch(58.6% 0.061 255.3);

Tailwind

colors: {
  custom: {
    50: '#92a3bc',
    500: '#647ea0',
    950: '#000000',
  },
}

SCSS

$custom: #647ea0;
$custom-light: #92a3bc;
$custom-dark: #000000;

JSON

{
  "hex": "#647ea0",
  "rgb": {
    "r": 100,
    "g": 126,
    "b": 160
  },
  "hsl": {
    "h": 214,
    "s": 24,
    "l": 50.98
  },
  "oklch": {
    "l": 0.58597,
    "c": 0.06059,
    "h": 255.3
  },
  "luminance": 0.20169
}

Semantic roles & 50–950 ramp

primary

#647EA0

secondary

#BDB2A3

accent

#9A67C0

background

#F9FAFB

surface

#F1F3F6

border

#CBCDD0

text

#0D0F12

muted

#7E7F81

Preview Lab

Preview with #647EA0

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

Preview Lab → · Contrast checker → · Palette generator →