#6C91BC#6C91BC

#6C91BC is a light, moderate cyan. Relative luminance 0.271; OKLCH L 64.6% C 0.077 H 252.7°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#6C91BC
RGB	rgb(108, 145, 188)
HSL	hsl(212, 37%, 58%)
HSV	hsv(212, 43%, 74%)
CMYK	cmyk(42.6%, 22.9%, 0%, 26.3%)
CIE-LAB	lab(59.04, -1.45, -26.41)
CIE-LCH	lch(59.04, 26.45, 266.86°)
OKLab	oklab(64.6% -0.0229 -0.0734)
OKLCH	oklch(64.6% 0.077 252.7)
XYZ	xyz(25.3839, 27.0683, 51.4543)
Luminance	0.2707 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6C91BC #BC976C

analogous

#6CB9BC #6C91BC #6F6CBC

triadic

#6C91BC #BC6C91 #91BC6C

tetradic

#6C91BC #BC6CB9 #BC976C #6CBC6F

square

#6C91BC #BC6CB9 #BC976C #6CBC6F

split-complementary

#6C91BC #BC6F6C #B9BC6C

monochromatic

#365477 #4A72A1 #6C91BC #96B0CF #C0D0E2

Accessibility & contrast

On white

3.27

#6C91BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#6C91BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6C91BC

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6C91BC	#FFFFFF	#000000	##000000
##6C91BC	1.00	3.27	6.41	6.41
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8193BE

Deuteranopia (green-blind)

#778BBB

Tritanopia (blue-blind)

#4E9BA0

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #6c91bc;
/* rgb */ color: rgb(108, 145, 188);
/* oklch */ color: oklch(64.6% 0.077 252.7);

Tailwind

colors: {
  custom: {
    50: '#99b1d0',
    500: '#6c91bc',
    950: '#000000',
  },
}

SCSS

$custom: #6c91bc;
$custom-light: #99b1d0;
$custom-dark: #000000;

JSON

{
  "hex": "#6c91bc",
  "rgb": {
    "r": 108,
    "g": 145,
    "b": 188
  },
  "hsl": {
    "h": 212.25,
    "s": 37.383,
    "l": 58.039
  },
  "oklch": {
    "l": 0.64596,
    "c": 0.07687,
    "h": 252.7
  },
  "luminance": 0.2707
}

Semantic roles & 50–950 ramp

primary

#6C91BC

secondary

#D2C3B2

accent

#985ACD

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0E1014

muted

#7E7F82

Preview Lab

Preview with #6C91BC

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

Preview Lab → · Contrast checker → · Palette generator →