#1D1890#1D1890

#1D1890 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.7% C 0.184 H 271.6°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#1D1890
RGB	rgb(29, 24, 144)
HSL	hsl(243, 71%, 33%)
HSV	hsv(243, 83%, 56%)
CMYK	cmyk(79.9%, 83.3%, 0%, 43.5%)
CIE-LAB	lab(19.75, 43.49, -63.44)
CIE-LCH	lch(19.75, 76.92, 304.43°)
OKLab	oklab(32.73% 0.0051 -0.1836)
OKLCH	oklch(32.73% 0.184 271.6)
XYZ	xyz(5.8657, 2.9274, 26.6361)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1890 #8B9018

analogous

#184F90 #1D1890 #591890

triadic

#1D1890 #901D18 #18901D

tetradic

#1D1890 #90184F #8B9018 #189059

square

#1D1890 #90184F #8B9018 #189059

split-complementary

#1D1890 #905918 #4F9018

monochromatic

#080727 #120F5C #1D1890 #2821C4 #4943E0

Accessibility & contrast

On white

13.24

#1D1890 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#1D1890 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1890

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1890	#FFFFFF	#000000	##FFFFFF
##1D1890	1.00	13.24	1.59	13.24
#FFFFFF	13.24	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003693

Deuteranopia (green-blind)

#002A8E

Tritanopia (blue-blind)

#003E55

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1d1890;
/* rgb */ color: rgb(29, 24, 144);
/* oklch */ color: oklch(32.7% 0.184 271.6);

Tailwind

colors: {
  custom: {
    50: '#7059b2',
    500: '#1d1890',
    950: '#000000',
  },
}

SCSS

$custom: #1d1890;
$custom-light: #7059b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1890",
  "rgb": {
    "r": 29,
    "g": 24,
    "b": 144
  },
  "hsl": {
    "h": 242.5,
    "s": 71.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.32728,
    "c": 0.18368,
    "h": 271.6
  },
  "luminance": 0.02928
}

Semantic roles & 50–950 ramp

primary

#1D1890

secondary

#BBC043

accent

#EE3AE7

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1D1890

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

Preview Lab → · Contrast checker → · Palette generator →