#291D8F#291D8F

#291D8F is a dark, vivid blue. Relative luminance 0.033; OKLCH L 34.0% C 0.175 H 276.4°. Best body text is #FFFFFF at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#291D8F
RGB	rgb(41, 29, 143)
HSL	hsl(246, 66%, 34%)
HSV	hsv(246, 80%, 56%)
CMYK	cmyk(71.3%, 79.7%, 0%, 43.9%)
CIE-LAB	lab(21.33, 41.55, -60.18)
CIE-LCH	lch(21.33, 73.13, 304.62°)
OKLab	oklab(34.01% 0.0194 -0.1739)
OKLCH	oklch(34.01% 0.175 276.4)
XYZ	xyz(6.3101, 3.3327, 26.2920)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291D8F #838F1D

analogous

#1D4A8F #291D8F #621D8F

triadic

#291D8F #8F291D #1D8F29

tetradic

#291D8F #8F1D4A #838F1D #1D8F62

square

#291D8F #8F1D4A #838F1D #1D8F62

split-complementary

#291D8F #8F621D #4A8F1D

monochromatic

#0C0829 #1A135C #291D8F #3827C2 #5B4CDB

Accessibility & contrast

On white

12.60

#291D8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#291D8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291D8F

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291D8F	#FFFFFF	#000000	##FFFFFF
##291D8F	1.00	12.60	1.67	12.60
#FFFFFF	12.60	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003892

Deuteranopia (green-blind)

#002E8D

Tritanopia (blue-blind)

#003F56

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #291d8f;
/* rgb */ color: rgb(41, 29, 143);
/* oklch */ color: oklch(34.0% 0.175 276.4);

Tailwind

colors: {
  custom: {
    50: '#735cb1',
    500: '#291d8f',
    950: '#000000',
  },
}

SCSS

$custom: #291d8f;
$custom-light: #735cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#291d8f",
  "rgb": {
    "r": 41,
    "g": 29,
    "b": 143
  },
  "hsl": {
    "h": 246.316,
    "s": 66.279,
    "l": 33.725
  },
  "oklch": {
    "l": 0.34009,
    "c": 0.17503,
    "h": 276.4
  },
  "luminance": 0.03333
}

Semantic roles & 50–950 ramp

primary

#291D8F

secondary

#B1BD4B

accent

#E93FD7

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #291D8F

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

Preview Lab → · Contrast checker → · Palette generator →