#51659A#51659A

#51659A is a mid, moderate blue. Relative luminance 0.134; OKLCH L 51.4% C 0.088 H 267.5°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#51659A
RGB	rgb(81, 101, 154)
HSL	hsl(224, 31%, 46%)
HSV	hsv(224, 47%, 60%)
CMYK	cmyk(47.4%, 34.4%, 0%, 39.6%)
CIE-LAB	lab(43.34, 7.50, -31.23)
CIE-LCH	lch(43.34, 32.12, 283.50°)
OKLab	oklab(51.41% -0.0038 -0.0878)
OKLCH	oklch(51.41% 0.088 267.5)
XYZ	xyz(13.8779, 13.3890, 32.4186)
Luminance	0.1339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51659A #9A8651

analogous

#51899A #51659A #61519A

triadic

#51659A #9A5165 #659A51

tetradic

#51659A #9A5189 #9A8651 #519A61

square

#51659A #9A5189 #9A8651 #519A61

split-complementary

#51659A #9A6151 #899A51

monochromatic

#27304A #3C4B72 #51659A #7385B5 #9BA8CA

Accessibility & contrast

On white

5.71

#51659A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#51659A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #51659A

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51659A	#FFFFFF	#000000	##FFFFFF
##51659A	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#516A9C

Deuteranopia (green-blind)

#4A6399

Tritanopia (blue-blind)

#357078

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #51659a;
/* rgb */ color: rgb(81, 101, 154);
/* oklch */ color: oklch(51.4% 0.088 267.5);

Tailwind

colors: {
  custom: {
    50: '#8690b8',
    500: '#51659a',
    950: '#000000',
  },
}

SCSS

$custom: #51659a;
$custom-light: #8690b8;
$custom-dark: #000000;

JSON

{
  "hex": "#51659a",
  "rgb": {
    "r": 81,
    "g": 101,
    "b": 154
  },
  "hsl": {
    "h": 223.562,
    "s": 31.064,
    "l": 46.078
  },
  "oklch": {
    "l": 0.51414,
    "c": 0.08787,
    "h": 267.5
  },
  "luminance": 0.1339
}

Semantic roles & 50–950 ramp

primary

#51659A

secondary

#B7AC8F

accent

#AB61C7

background

#F8F8FB

surface

#F0F0F6

border

#CBCBD0

text

#0B0C11

muted

#7C7D80

Preview Lab

Preview with #51659A

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

Preview Lab → · Contrast checker → · Palette generator →