#616CBF#616CBF

#616CBF is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.1% C 0.128 H 275.8°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#616CBF
RGB	rgb(97, 108, 191)
HSL	hsl(233, 42%, 56%)
HSV	hsv(233, 49%, 75%)
CMYK	cmyk(49.2%, 43.5%, 0%, 25.1%)
CIE-LAB	lab(48.29, 18.74, -45.01)
CIE-LCH	lch(48.29, 48.75, 292.60°)
OKLab	oklab(56.13% 0.0129 -0.1276)
OKLCH	oklch(56.13% 0.128 275.8)
XYZ	xyz(19.6934, 17.0270, 51.5289)
Luminance	0.1703 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#616CBF #BFB461

analogous

#619BBF #616CBF #8561BF

triadic

#616CBF #BF616C #6CBF61

tetradic

#616CBF #BF619B #BFB461 #61BF85

square

#616CBF #BF619B #BFB461 #61BF85

split-complementary

#616CBF #BF8561 #9BBF61

monochromatic

#303876 #414DA1 #616CBF #8D95D1 #B8BDE2

Accessibility & contrast

On white

4.77

#616CBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#616CBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #616CBF

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##616CBF	#FFFFFF	#000000	##FFFFFF
##616CBF	1.00	4.77	4.41	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A77C2

Deuteranopia (green-blind)

#426FBD

Tritanopia (blue-blind)

#3C7E8C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #616cbf;
/* rgb */ color: rgb(97, 108, 191);
/* oklch */ color: oklch(56.1% 0.128 275.8);

Tailwind

colors: {
  custom: {
    50: '#9395d3',
    500: '#616cbf',
    950: '#000000',
  },
}

SCSS

$custom: #616cbf;
$custom-light: #9395d3;
$custom-dark: #000000;

JSON

{
  "hex": "#616cbf",
  "rgb": {
    "r": 97,
    "g": 108,
    "b": 191
  },
  "hsl": {
    "h": 232.979,
    "s": 42.342,
    "l": 56.471
  },
  "oklch": {
    "l": 0.56133,
    "c": 0.12825,
    "h": 275.8
  },
  "luminance": 0.17028
}

Semantic roles & 50–950 ramp

primary

#616CBF

secondary

#D1CDAB

accent

#C456D2

background

#F9F9FD

surface

#F2F1FA

border

#CCCBD3

text

#0E0D14

muted

#7E7E83

Preview Lab

Preview with #616CBF

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

Preview Lab → · Contrast checker → · Palette generator →