#2915B4#2915B4

#2915B4 is a dark, highly saturated blue. Relative luminance 0.043; OKLCH L 37.6% C 0.224 H 272.9°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#2915B4
RGB	rgb(41, 21, 180)
HSL	hsl(248, 79%, 39%)
HSV	hsv(248, 88%, 71%)
CMYK	cmyk(77.2%, 88.3%, 0%, 29.4%)
CIE-LAB	lab(24.65, 56.18, -77.23)
CIE-LCH	lch(24.65, 95.50, 306.03°)
OKLab	oklab(37.58% 0.0113 -0.2232)
OKLCH	oklch(37.58% 0.224 272.9)
XYZ	xyz(9.4181, 4.3020, 43.5052)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2915B4 #A0B415

analogous

#1551B4 #2915B4 #7915B4

triadic

#2915B4 #B42915 #15B429

tetradic

#2915B4 #B41551 #A0B415 #15B479

square

#2915B4 #B41551 #A0B415 #15B479

split-complementary

#2915B4 #B47915 #51B415

monochromatic

#100846 #1D0F7D #2915B4 #3A21E5 #6A58EC

Accessibility & contrast

On white

11.29

#2915B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2915B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2915B4

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2915B4	#FFFFFF	#000000	##FFFFFF
##2915B4	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042B8

Deuteranopia (green-blind)

#0033B1

Tritanopia (blue-blind)

#004C6A

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2915b4;
/* rgb */ color: rgb(41, 21, 180);
/* oklch */ color: oklch(37.6% 0.224 272.9);

Tailwind

colors: {
  custom: {
    50: '#7d5bcc',
    500: '#2915b4',
    950: '#000000',
  },
}

SCSS

$custom: #2915b4;
$custom-light: #7d5bcc;
$custom-dark: #000000;

JSON

{
  "hex": "#2915b4",
  "rgb": {
    "r": 41,
    "g": 21,
    "b": 180
  },
  "hsl": {
    "h": 247.547,
    "s": 79.104,
    "l": 39.412
  },
  "oklch": {
    "l": 0.37584,
    "c": 0.22352,
    "h": 272.9
  },
  "luminance": 0.04303
}

Semantic roles & 50–950 ramp

primary

#2915B4

secondary

#BFCF56

accent

#F632DD

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0414

muted

#7D7982

Preview Lab

Preview with #2915B4

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

Preview Lab → · Contrast checker → · Palette generator →