#6499CB#6499CB

#6499CB is a light, moderate cyan. Relative luminance 0.298; OKLCH L 66.6% C 0.094 H 248.0°. Best body text is #000000 at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#6499CB
RGB	rgb(100, 153, 203)
HSL	hsl(209, 50%, 59%)
HSV	hsv(209, 51%, 80%)
CMYK	cmyk(50.7%, 24.6%, 0%, 20.4%)
CIE-LAB	lab(61.48, -3.59, -31.10)
CIE-LCH	lch(61.48, 31.31, 263.42°)
OKLab	oklab(66.61% -0.0351 -0.0869)
OKLCH	oklch(66.61% 0.094 248)
XYZ	xyz(27.4225, 29.8015, 60.7955)
Luminance	0.2980 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6499CB #CB9664

analogous

#64CBC9 #6499CB #6466CB

triadic

#6499CB #CB6499 #99CB64

tetradic

#6499CB #C964CB #CB9664 #66CB64

square

#6499CB #C964CB #CB9664 #66CB64

split-complementary

#6499CB #CB6466 #CBC964

monochromatic

#2D5C87 #3D7BB5 #6499CB #92B7DA #C0D5EA

Accessibility & contrast

On white

3.02

#6499CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.96

#6499CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6499CB

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6499CB	#FFFFFF	#000000	##000000
##6499CB	1.00	3.02	6.96	6.96
#FFFFFF	3.02	1.00	21.00	21.00
#000000	6.96	21.00	1.00	1.00
##000000	6.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#849ACD

Deuteranopia (green-blind)

#7790CA

Tritanopia (blue-blind)

#2FA5AA

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #6499cb;
/* rgb */ color: rgb(100, 153, 203);
/* oklch */ color: oklch(66.6% 0.094 248.0);

Tailwind

colors: {
  custom: {
    50: '#96b6db',
    500: '#6499cb',
    950: '#000000',
  },
}

SCSS

$custom: #6499cb;
$custom-light: #96b6db;
$custom-dark: #000000;

JSON

{
  "hex": "#6499cb",
  "rgb": {
    "r": 100,
    "g": 153,
    "b": 203
  },
  "hsl": {
    "h": 209.126,
    "s": 49.758,
    "l": 59.412
  },
  "oklch": {
    "l": 0.66606,
    "c": 0.09374,
    "h": 248
  },
  "luminance": 0.29804
}

Semantic roles & 50–950 ramp

primary

#6499CB

secondary

#D9C5B1

accent

#924FD9

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0E1115

muted

#7E8083

Preview Lab

Preview with #6499CB

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

Preview Lab → · Contrast checker → · Palette generator →