#616BBC#616BBC

#616BBC is a mid, vivid blue. Relative luminance 0.167; OKLCH L 55.8% C 0.125 H 276.2°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#616BBC
RGB	rgb(97, 107, 188)
HSL	hsl(233, 40%, 56%)
HSV	hsv(233, 48%, 74%)
CMYK	cmyk(48.4%, 43.1%, 0%, 26.3%)
CIE-LAB	lab(47.86, 18.42, -43.96)
CIE-LCH	lch(47.86, 47.66, 292.74°)
OKLab	oklab(55.75% 0.0136 -0.1245)
OKLCH	oklch(55.75% 0.125 276.2)
XYZ	xyz(19.2617, 16.6865, 49.7731)
Luminance	0.1669 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#616BBC #BCB261

analogous

#6198BC #616BBC #8461BC

triadic

#616BBC #BC616B #6BBC61

tetradic

#616BBC #BC6198 #BCB261 #61BC84

square

#616BBC #BC6198 #BCB261 #61BC84

split-complementary

#616BBC #BC8461 #98BC61

monochromatic

#303872 #434D9D #616BBC #8C93CE #B7BCE0

Accessibility & contrast

On white

4.84

#616BBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#616BBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #616BBC

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##616BBC	#FFFFFF	#000000	##FFFFFF
##616BBC	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B75BF

Deuteranopia (green-blind)

#436EBA

Tritanopia (blue-blind)

#3E7C8A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #616bbc;
/* rgb */ color: rgb(97, 107, 188);
/* oklch */ color: oklch(55.8% 0.125 276.2);

Tailwind

colors: {
  custom: {
    50: '#9395d0',
    500: '#616bbc',
    950: '#000000',
  },
}

SCSS

$custom: #616bbc;
$custom-light: #9395d0;
$custom-dark: #000000;

JSON

{
  "hex": "#616bbc",
  "rgb": {
    "r": 97,
    "g": 107,
    "b": 188
  },
  "hsl": {
    "h": 233.407,
    "s": 40.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.5575,
    "c": 0.12528,
    "h": 276.2
  },
  "luminance": 0.16688
}

Semantic roles & 50–950 ramp

primary

#616BBC

secondary

#CFCBAA

accent

#C357D0

background

#F9F9FC

surface

#F2F1F9

border

#CCCBD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #616BBC

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

Preview Lab → · Contrast checker → · Palette generator →