#647DA2#647DA2

#647DA2 is a mid, moderate blue. Relative luminance 0.200; OKLCH L 58.5% C 0.064 H 258.0°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#647DA2
RGB	rgb(100, 125, 162)
HSL	hsl(216, 25%, 51%)
HSV	hsv(216, 38%, 64%)
CMYK	cmyk(38.3%, 22.8%, 0%, 36.5%)
CIE-LAB	lab(51.82, 0.59, -22.67)
CIE-LCH	lch(51.82, 22.68, 271.48°)
OKLab	oklab(58.46% -0.0133 -0.0628)
OKLCH	oklch(58.46% 0.064 258)
XYZ	xyz(19.1087, 19.9842, 37.0259)
Luminance	0.1998 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647DA2 #A28964

analogous

#649CA2 #647DA2 #6A64A2

triadic

#647DA2 #A2647D #7DA264

tetradic

#647DA2 #A2649C #A28964 #64A26A

square

#647DA2 #A2649C #A28964 #64A26A

split-complementary

#647DA2 #A26A64 #9CA264

monochromatic

#344257 #4B607E #647DA2 #8A9DB9 #B1BDD0

Accessibility & contrast

On white

4.20

#647DA2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#647DA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647DA2

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647DA2	#FFFFFF	#000000	##000000
##647DA2	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707FA4

Deuteranopia (green-blind)

#6979A1

Tritanopia (blue-blind)

#50858A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #647da2;
/* rgb */ color: rgb(100, 125, 162);
/* oklch */ color: oklch(58.5% 0.064 258.0);

Tailwind

colors: {
  custom: {
    50: '#92a2bd',
    500: '#647da2',
    950: '#000000',
  },
}

SCSS

$custom: #647da2;
$custom-light: #92a2bd;
$custom-dark: #000000;

JSON

{
  "hex": "#647da2",
  "rgb": {
    "r": 100,
    "g": 125,
    "b": 162
  },
  "hsl": {
    "h": 215.806,
    "s": 25,
    "l": 51.373
  },
  "oklch": {
    "l": 0.58461,
    "c": 0.06421,
    "h": 258
  },
  "luminance": 0.19985
}

Semantic roles & 50–950 ramp

primary

#647DA2

secondary

#BFB4A3

accent

#9D66C1

background

#F9F9FB

surface

#F1F2F6

border

#CBCCD0

text

#0D0F12

muted

#7E7E81

Preview Lab

Preview with #647DA2

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

Preview Lab → · Contrast checker → · Palette generator →