#291D77#291D77

#291D77 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.4% C 0.145 H 280.1°. Best body text is #FFFFFF at 13.67:1 contrast (WCAG AA passes).

Color values

HEX	#291D77
RGB	rgb(41, 29, 119)
HSL	hsl(248, 61%, 29%)
HSV	hsv(248, 76%, 47%)
CMYK	cmyk(65.5%, 75.6%, 0%, 53.3%)
CIE-LAB	lab(18.72, 33.63, -49.33)
CIE-LCH	lch(18.72, 59.71, 304.29°)
OKLab	oklab(31.39% 0.0253 -0.1423)
OKLCH	oklch(31.39% 0.145 280.1)
XYZ	xyz(4.6825, 2.6817, 17.7201)
Luminance	0.0268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291D77 #6B771D

analogous

#1D3E77 #291D77 #561D77

triadic

#291D77 #77291D #1D7729

tetradic

#291D77 #771D3E #6B771D #1D7756

square

#291D77 #771D3E #6B771D #1D7756

split-complementary

#291D77 #77561D #3E771D

monochromatic

#080619 #181146 #291D77 #3A29A8 #523ED0

Accessibility & contrast

On white

13.67

#291D77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#291D77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291D77

13.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291D77	#FFFFFF	#000000	##FFFFFF
##291D77	1.00	13.67	1.54	13.67
#FFFFFF	13.67	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317A

Deuteranopia (green-blind)

#002A75

Tritanopia (blue-blind)

#003648

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #291d77;
/* rgb */ color: rgb(41, 29, 119);
/* oklch */ color: oklch(31.4% 0.145 280.1);

Tailwind

colors: {
  custom: {
    50: '#6e5b9f',
    500: '#291d77',
    950: '#000000',
  },
}

SCSS

$custom: #291d77;
$custom-light: #6e5b9f;
$custom-dark: #000000;

JSON

{
  "hex": "#291d77",
  "rgb": {
    "r": 41,
    "g": 29,
    "b": 119
  },
  "hsl": {
    "h": 248,
    "s": 60.811,
    "l": 29.02
  },
  "oklch": {
    "l": 0.31393,
    "c": 0.14456,
    "h": 280.1
  },
  "luminance": 0.02682
}

Semantic roles & 50–950 ramp

primary

#291D77

secondary

#9DAB45

accent

#E444CF

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040F

muted

#7B797E

Preview Lab

Preview with #291D77

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

Preview Lab → · Contrast checker → · Palette generator →