#6490CC#6490CC

#6490CC is a light, moderate cyan. Relative luminance 0.270; OKLCH L 64.7% C 0.103 H 256.4°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#6490CC
RGB	rgb(100, 144, 204)
HSL	hsl(215, 50%, 60%)
HSV	hsv(215, 51%, 80%)
CMYK	cmyk(51%, 29.4%, 0%, 20%)
CIE-LAB	lab(58.99, 1.87, -35.54)
CIE-LCH	lch(58.99, 35.59, 273.01°)
OKLab	oklab(64.66% -0.0242 -0.0998)
OKLCH	oklch(64.66% 0.103 256.4)
XYZ	xyz(26.1242, 27.0136, 60.9525)
Luminance	0.2702 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6490CC #CCA064

analogous

#64C4CC #6490CC #6C64CC

triadic

#6490CC #CC6490 #90CC64

tetradic

#6490CC #CC64C4 #CCA064 #64CC6C

square

#6490CC #CC64C4 #CCA064 #64CC6C

split-complementary

#6490CC #CC6C64 #C4CC64

monochromatic

#2D5489 #3C70B7 #6490CC #92B1DB #C0D2EA

Accessibility & contrast

On white

3.28

#6490CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#6490CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6490CC

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6490CC	#FFFFFF	#000000	##000000
##6490CC	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7893CF

Deuteranopia (green-blind)

#6C89CB

Tritanopia (blue-blind)

#319DA5

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #6490cc;
/* rgb */ color: rgb(100, 144, 204);
/* oklch */ color: oklch(64.7% 0.103 256.4);

Tailwind

colors: {
  custom: {
    50: '#96b0dc',
    500: '#6490cc',
    950: '#000000',
  },
}

SCSS

$custom: #6490cc;
$custom-light: #96b0dc;
$custom-dark: #000000;

JSON

{
  "hex": "#6490cc",
  "rgb": {
    "r": 100,
    "g": 144,
    "b": 204
  },
  "hsl": {
    "h": 214.615,
    "s": 50.485,
    "l": 59.608
  },
  "oklch": {
    "l": 0.64661,
    "c": 0.10266,
    "h": 256.4
  },
  "luminance": 0.27015
}

Semantic roles & 50–950 ramp

primary

#6490CC

secondary

#DAC9B2

accent

#9F4EDA

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #6490CC

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

Preview Lab → · Contrast checker → · Palette generator →