#5164BF#5164BF

#5164BF is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.4% C 0.143 H 271.9°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#5164BF
RGB	rgb(81, 100, 191)
HSL	hsl(230, 46%, 53%)
HSV	hsv(230, 58%, 75%)
CMYK	cmyk(57.6%, 47.6%, 0%, 25.1%)
CIE-LAB	lab(45.11, 20.22, -50.14)
CIE-LCH	lch(45.11, 54.06, 291.96°)
OKLab	oklab(53.44% 0.0047 -0.1431)
OKLCH	oklch(53.44% 0.143 271.9)
XYZ	xyz(17.3514, 14.6239, 51.1885)
Luminance	0.1462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5164BF #BFAC51

analogous

#519BBF #5164BF #7551BF

triadic

#5164BF #BF5164 #64BF51

tetradic

#5164BF #BF519B #BFAC51 #51BF75

square

#5164BF #BF519B #BFAC51 #51BF75

split-complementary

#5164BF #BF7551 #9BBF51

monochromatic

#28346D #394A9A #5164BF #7E8CCF #AAB4E0

Accessibility & contrast

On white

5.35

#5164BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#5164BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5164BF

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5164BF	#FFFFFF	#000000	##FFFFFF
##5164BF	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3870C2

Deuteranopia (green-blind)

#2866BD

Tritanopia (blue-blind)

#017888

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5164bf;
/* rgb */ color: rgb(81, 100, 191);
/* oklch */ color: oklch(53.4% 0.143 271.9);

Tailwind

colors: {
  custom: {
    50: '#8b8fd3',
    500: '#5164bf',
    950: '#000000',
  },
}

SCSS

$custom: #5164bf;
$custom-light: #8b8fd3;
$custom-dark: #000000;

JSON

{
  "hex": "#5164bf",
  "rgb": {
    "r": 81,
    "g": 100,
    "b": 191
  },
  "hsl": {
    "h": 229.636,
    "s": 46.218,
    "l": 53.333
  },
  "oklch": {
    "l": 0.53439,
    "c": 0.14319,
    "h": 271.9
  },
  "luminance": 0.14625
}

Semantic roles & 50–950 ramp

primary

#5164BF

secondary

#CEC59E

accent

#BF52D6

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0D0C14

muted

#7D7D83

Preview Lab

Preview with #5164BF

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

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