#615BB4#615BB4

#615BB4 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.1% C 0.136 H 283.6°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#615BB4
RGB	rgb(97, 91, 180)
HSL	hsl(244, 37%, 53%)
HSV	hsv(244, 49%, 71%)
CMYK	cmyk(46.1%, 49.4%, 0%, 29.4%)
CIE-LAB	lab(43.24, 25.86, -46.67)
CIE-LCH	lch(43.24, 53.36, 298.99°)
OKLab	oklab(52.1% 0.0322 -0.1326)
OKLCH	oklch(52.1% 0.136 283.6)
XYZ	xyz(16.9066, 13.3181, 44.8510)
Luminance	0.1332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#615BB4 #AEB45B

analogous

#5B81B4 #615BB4 #8D5BB4

triadic

#615BB4 #B4615B #5BB461

tetradic

#615BB4 #B45B81 #AEB45B #5BB48D

square

#615BB4 #B45B81 #AEB45B #5BB48D

split-complementary

#615BB4 #B48D5B #81B45B

monochromatic

#322F66 #474290 #615BB4 #8985C7 #B2AFDA

Accessibility & contrast

On white

5.73

#615BB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#615BB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #615BB4

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##615BB4	#FFFFFF	#000000	##FFFFFF
##615BB4	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)

#3469B7

Deuteranopia (green-blind)

#3063B2

Tritanopia (blue-blind)

#466E7F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #615bb4;
/* rgb */ color: rgb(97, 91, 180);
/* oklch */ color: oklch(52.1% 0.136 283.6);

Tailwind

colors: {
  custom: {
    50: '#9389cb',
    500: '#615bb4',
    950: '#000000',
  },
}

SCSS

$custom: #615bb4;
$custom-light: #9389cb;
$custom-dark: #000000;

JSON

{
  "hex": "#615bb4",
  "rgb": {
    "r": 97,
    "g": 91,
    "b": 180
  },
  "hsl": {
    "h": 244.045,
    "s": 37.238,
    "l": 53.137
  },
  "oklch": {
    "l": 0.52096,
    "c": 0.13645,
    "h": 283.6
  },
  "luminance": 0.13319
}

Semantic roles & 50–950 ramp

primary

#615BB4

secondary

#C6C9A2

accent

#CD5BC5

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0D0B13

muted

#7E7C82

Preview Lab

Preview with #615BB4

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

Preview Lab → · Contrast checker → · Palette generator →