#615AB4#615AB4

#615AB4 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.9% C 0.138 H 284.0°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#615AB4
RGB	rgb(97, 90, 180)
HSL	hsl(245, 38%, 53%)
HSV	hsv(245, 50%, 71%)
CMYK	cmyk(46.1%, 50%, 0%, 29.4%)
CIE-LAB	lab(42.99, 26.48, -47.08)
CIE-LCH	lch(42.99, 54.01, 299.35°)
OKLab	oklab(51.91% 0.0334 -0.1338)
OKLCH	oklch(51.91% 0.138 284)
XYZ	xyz(16.8217, 13.1482, 44.8227)
Luminance	0.1315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#615AB4 #ADB45A

analogous

#5A80B4 #615AB4 #8E5AB4

triadic

#615AB4 #B4615A #5AB461

tetradic

#615AB4 #B45A80 #ADB45A #5AB48E

square

#615AB4 #B45A80 #ADB45A #5AB48E

split-complementary

#615AB4 #B48E5A #80B45A

monochromatic

#322E65 #474190 #615AB4 #8984C7 #B2AEDA

Accessibility & contrast

On white

5.79

#615AB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#615AB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #615AB4

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##615AB4	#FFFFFF	#000000	##FFFFFF
##615AB4	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3268B7

Deuteranopia (green-blind)

#2E63B2

Tritanopia (blue-blind)

#466D7E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #615ab4;
/* rgb */ color: rgb(97, 90, 180);
/* oklch */ color: oklch(51.9% 0.138 284.0);

Tailwind

colors: {
  custom: {
    50: '#9388cb',
    500: '#615ab4',
    950: '#000000',
  },
}

SCSS

$custom: #615ab4;
$custom-light: #9388cb;
$custom-dark: #000000;

JSON

{
  "hex": "#615ab4",
  "rgb": {
    "r": 97,
    "g": 90,
    "b": 180
  },
  "hsl": {
    "h": 244.667,
    "s": 37.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.51906,
    "c": 0.1379,
    "h": 284
  },
  "luminance": 0.13149
}

Semantic roles & 50–950 ramp

primary

#615AB4

secondary

#C5C8A1

accent

#CD5AC5

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0D0B13

muted

#7E7C82

Preview Lab

Preview with #615AB4

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

Preview Lab → · Contrast checker → · Palette generator →