#1D1174#1D1174

#1D1174 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.5% C 0.155 H 275.6°. Best body text is #FFFFFF at 15.17:1 contrast (WCAG AA passes).

Color values

HEX	#1D1174
RGB	rgb(29, 17, 116)
HSL	hsl(247, 74%, 26%)
HSV	hsv(247, 85%, 45%)
CMYK	cmyk(75%, 85.3%, 0%, 54.5%)
CIE-LAB	lab(15.08, 37.89, -53.45)
CIE-LCH	lch(15.08, 65.52, 305.33°)
OKLab	oklab(28.48% 0.015 -0.1545)
OKLCH	oklch(28.48% 0.155 275.6)
XYZ	xyz(3.8585, 1.9227, 16.6874)
Luminance	0.0192 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1174 #687411

analogous

#113674 #1D1174 #4E1174

triadic

#1D1174 #741D11 #11741D

tetradic

#1D1174 #741136 #687411 #11744E

square

#1D1174 #741136 #687411 #11744E

split-complementary

#1D1174 #744E11 #367411

monochromatic

#07041B #10093F #1D1174 #2A19A9 #3821DE

Accessibility & contrast

On white

15.17

#1D1174 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#1D1174 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1174

15.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1174	#FFFFFF	#000000	##FFFFFF
##1D1174	1.00	15.17	1.38	15.17
#FFFFFF	15.17	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A77

Deuteranopia (green-blind)

#002172

Tritanopia (blue-blind)

#003044

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1d1174;
/* rgb */ color: rgb(29, 17, 116);
/* oklch */ color: oklch(28.5% 0.155 275.6);

Tailwind

colors: {
  custom: {
    50: '#69539d',
    500: '#1d1174',
    950: '#000000',
  },
}

SCSS

$custom: #1d1174;
$custom-light: #69539d;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1174",
  "rgb": {
    "r": 29,
    "g": 17,
    "b": 116
  },
  "hsl": {
    "h": 247.273,
    "s": 74.436,
    "l": 26.078
  },
  "oklch": {
    "l": 0.2848,
    "c": 0.15524,
    "h": 275.6
  },
  "luminance": 0.01923
}

Semantic roles & 50–950 ramp

primary

#1D1174

secondary

#9DAB36

accent

#F137DA

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #1D1174

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

Preview Lab → · Contrast checker → · Palette generator →