#1D1374#1D1374

#1D1374 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.7% C 0.154 H 275.3°. Best body text is #FFFFFF at 15.03:1 contrast (WCAG AA passes).

Color values

HEX	#1D1374
RGB	rgb(29, 19, 116)
HSL	hsl(246, 72%, 26%)
HSV	hsv(246, 84%, 45%)
CMYK	cmyk(75%, 83.6%, 0%, 54.5%)
CIE-LAB	lab(15.42, 36.88, -52.88)
CIE-LCH	lch(15.42, 64.47, 304.90°)
OKLab	oklab(28.72% 0.0142 -0.1529)
OKLCH	oklch(28.72% 0.154 275.3)
XYZ	xyz(3.8909, 1.9875, 16.6982)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1374 #6A7413

analogous

#133A74 #1D1374 #4E1374

triadic

#1D1374 #741D13 #13741D

tetradic

#1D1374 #74133A #6A7413 #13744E

square

#1D1374 #74133A #6A7413 #13744E

split-complementary

#1D1374 #744E13 #3A7413

monochromatic

#07041A #100A3F #1D1374 #2A1CA9 #3926DB

Accessibility & contrast

On white

15.03

#1D1374 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#1D1374 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1374

15.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1374	#FFFFFF	#000000	##FFFFFF
##1D1374	1.00	15.03	1.40	15.03
#FFFFFF	15.03	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B77

Deuteranopia (green-blind)

#002272

Tritanopia (blue-blind)

#003144

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #1d1374;
/* rgb */ color: rgb(29, 19, 116);
/* oklch */ color: oklch(28.7% 0.154 275.3);

Tailwind

colors: {
  custom: {
    50: '#69549d',
    500: '#1d1374',
    950: '#000000',
  },
}

SCSS

$custom: #1d1374;
$custom-light: #69549d;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1374",
  "rgb": {
    "r": 29,
    "g": 19,
    "b": 116
  },
  "hsl": {
    "h": 246.186,
    "s": 71.852,
    "l": 26.471
  },
  "oklch": {
    "l": 0.2872,
    "c": 0.15355,
    "h": 275.3
  },
  "luminance": 0.01988
}

Semantic roles & 50–950 ramp

primary

#1D1374

secondary

#9FAA38

accent

#EF39DC

background

#F6F4F9

surface

#ECE8F2

border

#C7C4CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1D1374

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

Preview Lab → · Contrast checker → · Palette generator →