#1D1B95#1D1B95

#1D1B95 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.7% C 0.187 H 271.0°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#1D1B95
RGB	rgb(29, 27, 149)
HSL	hsl(241, 69%, 35%)
HSV	hsv(241, 82%, 58%)
CMYK	cmyk(80.5%, 81.9%, 0%, 41.6%)
CIE-LAB	lab(20.88, 43.61, -64.67)
CIE-LCH	lch(20.88, 77.99, 303.99°)
OKLab	oklab(33.69% 0.0032 -0.1872)
OKLCH	oklch(33.69% 0.187 271)
XYZ	xyz(6.3216, 3.2143, 28.7152)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1B95 #93951B

analogous

#1B5695 #1D1B95 #5A1B95

triadic

#1D1B95 #951D1B #1B951D

tetradic

#1D1B95 #951B56 #93951B #1B955A

square

#1D1B95 #951B56 #93951B #1B955A

split-complementary

#1D1B95 #955A1B #56951B

monochromatic

#09082D #131261 #1D1B95 #2724C9 #4E4CDF

Accessibility & contrast

On white

12.78

#1D1B95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1D1B95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1B95

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1B95	#FFFFFF	#000000	##FFFFFF
##1D1B95	1.00	12.78	1.64	12.78
#FFFFFF	12.78	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003898

Deuteranopia (green-blind)

#002C93

Tritanopia (blue-blind)

#004159

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1d1b95;
/* rgb */ color: rgb(29, 27, 149);
/* oklch */ color: oklch(33.7% 0.187 271.0);

Tailwind

colors: {
  custom: {
    50: '#715bb5',
    500: '#1d1b95',
    950: '#000000',
  },
}

SCSS

$custom: #1d1b95;
$custom-light: #715bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1b95",
  "rgb": {
    "r": 29,
    "g": 27,
    "b": 149
  },
  "hsl": {
    "h": 240.984,
    "s": 69.318,
    "l": 34.51
  },
  "oklch": {
    "l": 0.33692,
    "c": 0.18723,
    "h": 271
  },
  "luminance": 0.03215
}

Semantic roles & 50–950 ramp

primary

#1D1B95

secondary

#BFC14B

accent

#EC3CE9

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1D1B95

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

Preview Lab → · Contrast checker → · Palette generator →