#51487F#51487F

#51487F is a dark, moderate blue. Relative luminance 0.079; OKLCH L 43.6% C 0.089 H 289.7°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#51487F
RGB	rgb(81, 72, 127)
HSL	hsl(250, 28%, 39%)
HSV	hsv(250, 43%, 50%)
CMYK	cmyk(36.2%, 43.3%, 0%, 50.2%)
CIE-LAB	lab(33.81, 17.68, -29.86)
CIE-LCH	lch(33.81, 34.70, 300.63°)
OKLab	oklab(43.64% 0.03 -0.0839)
OKLCH	oklch(43.64% 0.089 289.7)
XYZ	xyz(9.5405, 7.9161, 21.0999)
Luminance	0.0792 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51487F #767F48

analogous

#485B7F #51487F #6D487F

triadic

#51487F #7F5148 #487F51

tetradic

#51487F #7F485B #767F48 #487F6D

square

#51487F #7F485B #767F48 #487F6D

split-complementary

#51487F #7F6D48 #5B7F48

monochromatic

#1F1C31 #383258 #51487F #6B60A5 #8F87BB

Accessibility & contrast

On white

8.13

#51487F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#51487F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51487F

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51487F	#FFFFFF	#000000	##FFFFFF
##51487F	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365181

Deuteranopia (green-blind)

#374E7E

Tritanopia (blue-blind)

#46525D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #51487f;
/* rgb */ color: rgb(81, 72, 127);
/* oklch */ color: oklch(43.6% 0.089 289.7);

Tailwind

colors: {
  custom: {
    50: '#847ba4',
    500: '#51487f',
    950: '#000000',
  },
}

SCSS

$custom: #51487f;
$custom-light: #847ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#51487f",
  "rgb": {
    "r": 81,
    "g": 72,
    "b": 127
  },
  "hsl": {
    "h": 249.818,
    "s": 27.638,
    "l": 39.02
  },
  "oklch": {
    "l": 0.43636,
    "c": 0.08909,
    "h": 289.7
  },
  "luminance": 0.07916
}

Semantic roles & 50–950 ramp

primary

#51487F

secondary

#A0A77C

accent

#C464B4

background

#F8F7FA

surface

#EFEDF4

border

#CAC8CE

text

#0B090F

muted

#7C7B7F

Preview Lab

Preview with #51487F

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

Preview Lab → · Contrast checker → · Palette generator →