#51679C#51679C

#51679C is a mid, moderate blue. Relative luminance 0.139; OKLCH L 52.0% C 0.088 H 266.2°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#51679C
RGB	rgb(81, 103, 156)
HSL	hsl(222, 32%, 46%)
HSV	hsv(222, 48%, 61%)
CMYK	cmyk(48.1%, 34%, 0%, 38.8%)
CIE-LAB	lab(44.02, 6.88, -31.37)
CIE-LCH	lch(44.02, 32.11, 282.38°)
OKLab	oklab(51.97% -0.0058 -0.0882)
OKLCH	oklch(51.97% 0.088 266.2)
XYZ	xyz(14.2424, 13.8492, 33.3687)
Luminance	0.1385 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51679C #9C8651

analogous

#518D9C #51679C #61519C

triadic

#51679C #9C5167 #679C51

tetradic

#51679C #9C518D #9C8651 #519C61

square

#51679C #9C518D #9C8651 #519C61

split-complementary

#51679C #9C6151 #8D9C51

monochromatic

#27324B #3C4C74 #51679C #7487B7 #9CAACC

Accessibility & contrast

On white

5.57

#51679C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#51679C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #51679C

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51679C	#FFFFFF	#000000	##FFFFFF
##51679C	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#536C9E

Deuteranopia (green-blind)

#4B659B

Tritanopia (blue-blind)

#33727A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #51679c;
/* rgb */ color: rgb(81, 103, 156);
/* oklch */ color: oklch(52.0% 0.088 266.2);

Tailwind

colors: {
  custom: {
    50: '#8692b9',
    500: '#51679c',
    950: '#000000',
  },
}

SCSS

$custom: #51679c;
$custom-light: #8692b9;
$custom-dark: #000000;

JSON

{
  "hex": "#51679c",
  "rgb": {
    "r": 81,
    "g": 103,
    "b": 156
  },
  "hsl": {
    "h": 222.4,
    "s": 31.646,
    "l": 46.471
  },
  "oklch": {
    "l": 0.51968,
    "c": 0.08835,
    "h": 266.2
  },
  "luminance": 0.1385
}

Semantic roles & 50–950 ramp

primary

#51679C

secondary

#B8AD90

accent

#A960C8

background

#F8F8FB

surface

#F0F0F6

border

#CBCBD0

text

#0B0C11

muted

#7C7D80

Preview Lab

Preview with #51679C

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

Preview Lab → · Contrast checker → · Palette generator →