#51549F#51549F

#51549F is a mid, moderate blue. Relative luminance 0.106; OKLCH L 48.1% C 0.119 H 279.2°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#51549F
RGB	rgb(81, 84, 159)
HSL	hsl(238, 33%, 47%)
HSV	hsv(238, 49%, 62%)
CMYK	cmyk(49.1%, 47.2%, 0%, 37.6%)
CIE-LAB	lab(38.89, 19.84, -41.27)
CIE-LCH	lch(38.89, 45.80, 295.68°)
OKLab	oklab(48.08% 0.019 -0.1172)
OKLCH	oklch(48.08% 0.119 279.2)
XYZ	xyz(12.8198, 10.5925, 34.1632)
Luminance	0.1059 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51549F #9F9C51

analogous

#517B9F #51549F #75519F

triadic

#51549F #9F5154 #549F51

tetradic

#51549F #9F517B #9F9C51 #519F75

square

#51549F #9F517B #9F9C51 #519F75

split-complementary

#51549F #9F7551 #7B9F51

monochromatic

#28294E #3C3F76 #51549F #7577B9 #9D9FCD

Accessibility & contrast

On white

6.73

#51549F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#51549F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #51549F

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51549F	#FFFFFF	#000000	##FFFFFF
##51549F	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345FA2

Deuteranopia (green-blind)

#2E599D

Tritanopia (blue-blind)

#346472

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #51549f;
/* rgb */ color: rgb(81, 84, 159);
/* oklch */ color: oklch(48.1% 0.119 279.2);

Tailwind

colors: {
  custom: {
    50: '#8784bc',
    500: '#51549f',
    950: '#000000',
  },
}

SCSS

$custom: #51549f;
$custom-light: #8784bc;
$custom-dark: #000000;

JSON

{
  "hex": "#51549f",
  "rgb": {
    "r": 81,
    "g": 84,
    "b": 159
  },
  "hsl": {
    "h": 237.692,
    "s": 32.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.48084,
    "c": 0.11874,
    "h": 279.2
  },
  "luminance": 0.10593
}

Semantic roles & 50–950 ramp

primary

#51549F

secondary

#BAB992

accent

#C55FC9

background

#F8F8FB

surface

#F0EFF6

border

#CBCAD0

text

#0C0A12

muted

#7D7C81

Preview Lab

Preview with #51549F

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

Preview Lab → · Contrast checker → · Palette generator →