#291FAA#291FAA

#291FAA is a dark, highly saturated blue. Relative luminance 0.044; OKLCH L 37.3% C 0.206 H 273.2°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#291FAA
RGB	rgb(41, 31, 170)
HSL	hsl(244, 69%, 39%)
HSV	hsv(244, 82%, 67%)
CMYK	cmyk(75.9%, 81.8%, 0%, 33.3%)
CIE-LAB	lab(24.81, 49.09, -70.96)
CIE-LCH	lch(24.81, 86.28, 304.67°)
OKLab	oklab(37.34% 0.0116 -0.2053)
OKLCH	oklch(37.34% 0.206 273.2)
XYZ	xyz(8.6577, 4.3528, 38.4063)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291FAA #A0AA1F

analogous

#1F5AAA #291FAA #6F1FAA

triadic

#291FAA #AA291F #1FAA29

tetradic

#291FAA #AA1F5A #A0AA1F #1FAA6F

square

#291FAA #AA1F5A #A0AA1F #1FAA6F

split-complementary

#291FAA #AA6F1F #5AAA1F

monochromatic

#100C42 #1D1676 #291FAA #3A2DD9 #6A61E2

Accessibility & contrast

On white

11.23

#291FAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#291FAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291FAA

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291FAA	#FFFFFF	#000000	##FFFFFF
##291FAA	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AE

Deuteranopia (green-blind)

#0034A8

Tritanopia (blue-blind)

#004B66

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #291faa;
/* rgb */ color: rgb(41, 31, 170);
/* oklch */ color: oklch(37.3% 0.206 273.2);

Tailwind

colors: {
  custom: {
    50: '#7a5fc5',
    500: '#291faa',
    950: '#000000',
  },
}

SCSS

$custom: #291faa;
$custom-light: #7a5fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#291faa",
  "rgb": {
    "r": 41,
    "g": 31,
    "b": 170
  },
  "hsl": {
    "h": 244.317,
    "s": 69.154,
    "l": 39.412
  },
  "oklch": {
    "l": 0.37341,
    "c": 0.2056,
    "h": 273.2
  },
  "luminance": 0.04354
}

Semantic roles & 50–950 ramp

primary

#291FAA

secondary

#BFC75E

accent

#EC3CDF

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #291FAA

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

Preview Lab → · Contrast checker → · Palette generator →