#5161AD#5161AD

#5161AD is a mid, vivid blue. Relative luminance 0.133; OKLCH L 51.7% C 0.121 H 272.5°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#5161AD
RGB	rgb(81, 97, 173)
HSL	hsl(230, 36%, 50%)
HSV	hsv(230, 53%, 68%)
CMYK	cmyk(53.2%, 43.9%, 0%, 32.2%)
CIE-LAB	lab(43.23, 16.13, -42.64)
CIE-LCH	lch(43.23, 45.59, 290.72°)
OKLab	oklab(51.66% 0.0054 -0.1211)
OKLCH	oklch(51.66% 0.121 272.5)
XYZ	xyz(15.2084, 13.3148, 41.2957)
Luminance	0.1332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5161AD #AD9D51

analogous

#518FAD #5161AD #6F51AD

triadic

#5161AD #AD5161 #61AD51

tetradic

#5161AD #AD518F #AD9D51 #51AD6F

square

#5161AD #AD518F #AD9D51 #51AD6F

split-complementary

#5161AD #AD6F51 #8FAD51

monochromatic

#2A325A #3D4A83 #5161AD #7A87C1 #A4ACD4

Accessibility & contrast

On white

5.73

#5161AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#5161AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5161AD

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5161AD	#FFFFFF	#000000	##FFFFFF
##5161AD	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#416AB0

Deuteranopia (green-blind)

#3762AB

Tritanopia (blue-blind)

#26717E

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5161ad;
/* rgb */ color: rgb(81, 97, 173);
/* oklch */ color: oklch(51.7% 0.121 272.5);

Tailwind

colors: {
  custom: {
    50: '#888dc6',
    500: '#5161ad',
    950: '#000000',
  },
}

SCSS

$custom: #5161ad;
$custom-light: #888dc6;
$custom-dark: #000000;

JSON

{
  "hex": "#5161ad",
  "rgb": {
    "r": 81,
    "g": 97,
    "b": 173
  },
  "hsl": {
    "h": 229.565,
    "s": 36.22,
    "l": 49.804
  },
  "oklch": {
    "l": 0.5166,
    "c": 0.12124,
    "h": 272.5
  },
  "luminance": 0.13316
}

Semantic roles & 50–950 ramp

primary

#5161AD

secondary

#C2BA98

accent

#B95CCC

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #5161AD

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

Preview Lab → · Contrast checker → · Palette generator →