#6687CB#6687CB

#6687CB is a light, moderate blue. Relative luminance 0.245; OKLCH L 62.8% C 0.110 H 263.8°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#6687CB
RGB	rgb(102, 135, 203)
HSL	hsl(220, 49%, 60%)
HSV	hsv(220, 50%, 80%)
CMYK	cmyk(49.8%, 33.5%, 0%, 20.4%)
CIE-LAB	lab(56.55, 7.31, -38.79)
CIE-LCH	lch(56.55, 39.47, 280.67°)
OKLab	oklab(62.77% -0.0118 -0.1092)
OKLCH	oklch(62.77% 0.11 263.8)
XYZ	xyz(24.9194, 24.4628, 59.8970)
Luminance	0.2447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6687CB #CBAA66

analogous

#66BACB #6687CB #7866CB

triadic

#6687CB #CB6687 #87CB66

tetradic

#6687CB #CB66BA #CBAA66 #66CB78

square

#6687CB #CB66BA #CBAA66 #66CB78

split-complementary

#6687CB #CB7866 #BACB66

monochromatic

#2E4C88 #3E65B6 #6687CB #94ABDB #C1CFEA

Accessibility & contrast

On white

3.56

#6687CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#6687CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6687CB

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6687CB	#FFFFFF	#000000	##000000
##6687CB	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D8DCE

Deuteranopia (green-blind)

#6283CA

Tritanopia (blue-blind)

#3996A0

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #6687cb;
/* rgb */ color: rgb(102, 135, 203);
/* oklch */ color: oklch(62.8% 0.110 263.8);

Tailwind

colors: {
  custom: {
    50: '#97a9db',
    500: '#6687cb',
    950: '#000000',
  },
}

SCSS

$custom: #6687cb;
$custom-light: #97a9db;
$custom-dark: #000000;

JSON

{
  "hex": "#6687cb",
  "rgb": {
    "r": 102,
    "g": 135,
    "b": 203
  },
  "hsl": {
    "h": 220.396,
    "s": 49.268,
    "l": 59.804
  },
  "oklch": {
    "l": 0.62774,
    "c": 0.10983,
    "h": 263.8
  },
  "luminance": 0.24465
}

Semantic roles & 50–950 ramp

primary

#6687CB

secondary

#DACDB3

accent

#AC4FD9

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E0F15

muted

#7E7F83

Preview Lab

Preview with #6687CB

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

Preview Lab → · Contrast checker → · Palette generator →