#6B77CB#6B77CB

#6B77CB is a mid, vivid blue. Relative luminance 0.206; OKLCH L 59.8% C 0.128 H 275.7°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#6B77CB
RGB	rgb(107, 119, 203)
HSL	hsl(233, 48%, 61%)
HSV	hsv(233, 47%, 80%)
CMYK	cmyk(47.3%, 41.4%, 0%, 20.4%)
CIE-LAB	lab(52.54, 18.10, -45.09)
CIE-LCH	lch(52.54, 48.59, 291.87°)
OKLab	oklab(59.77% 0.0127 -0.1276)
OKLCH	oklch(59.77% 0.128 275.7)
XYZ	xyz(23.4364, 20.6299, 59.2354)
Luminance	0.2063 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B77CB #CBBF6B

analogous

#6BA7CB #6B77CB #8F6BCB

triadic

#6B77CB #CB6B77 #77CB6B

tetradic

#6B77CB #CB6BA7 #CBBF6B #6BCB8F

square

#6B77CB #CB6BA7 #CBBF6B #6BCB8F

split-complementary

#6B77CB #CB8F6B #A7CB6B

monochromatic

#313C8B #4150B8 #6B77CB #98A1DB #C6CAEB

Accessibility & contrast

On white

4.10

#6B77CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#6B77CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6B77CB

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B77CB	#FFFFFF	#000000	##000000
##6B77CB	1.00	4.10	5.13	5.13
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5781CE

Deuteranopia (green-blind)

#4E7AC9

Tritanopia (blue-blind)

#478997

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #6b77cb;
/* rgb */ color: rgb(107, 119, 203);
/* oklch */ color: oklch(59.8% 0.128 275.7);

Tailwind

colors: {
  custom: {
    50: '#9a9edb',
    500: '#6b77cb',
    950: '#000000',
  },
}

SCSS

$custom: #6b77cb;
$custom-light: #9a9edb;
$custom-dark: #000000;

JSON

{
  "hex": "#6b77cb",
  "rgb": {
    "r": 107,
    "g": 119,
    "b": 203
  },
  "hsl": {
    "h": 232.5,
    "s": 48,
    "l": 60.784
  },
  "oklch": {
    "l": 0.59766,
    "c": 0.12819,
    "h": 275.7
  },
  "luminance": 0.20631
}

Semantic roles & 50–950 ramp

primary

#6B77CB

secondary

#DBD7B7

accent

#A92ABB

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #6B77CB

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

Preview Lab → · Contrast checker → · Palette generator →