#1D1774#1D1774

#1D1774 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.2% C 0.150 H 274.7°. Best body text is #FFFFFF at 14.72:1 contrast (WCAG AA passes).

Color values

HEX	#1D1774
RGB	rgb(29, 23, 116)
HSL	hsl(244, 67%, 27%)
HSV	hsv(244, 80%, 45%)
CMYK	cmyk(75%, 80.2%, 0%, 54.5%)
CIE-LAB	lab(16.18, 34.70, -51.63)
CIE-LCH	lch(16.18, 62.20, 303.91°)
OKLab	oklab(29.25% 0.0124 -0.1493)
OKLCH	oklch(29.25% 0.15 274.7)
XYZ	xyz(3.9644, 2.1346, 16.7227)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1774 #6E7417

analogous

#174074 #1D1774 #4C1774

triadic

#1D1774 #741D17 #17741D

tetradic

#1D1774 #741740 #6E7417 #17744C

square

#1D1774 #741740 #6E7417 #17744C

split-complementary

#1D1774 #744C17 #407417

monochromatic

#06051A #100D41 #1D1774 #2A21A7 #3A30D6

Accessibility & contrast

On white

14.72

#1D1774 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#1D1774 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1774

14.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1774	#FFFFFF	#000000	##FFFFFF
##1D1774	1.00	14.72	1.43	14.72
#FFFFFF	14.72	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C77

Deuteranopia (green-blind)

#002472

Tritanopia (blue-blind)

#003345

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1d1774;
/* rgb */ color: rgb(29, 23, 116);
/* oklch */ color: oklch(29.2% 0.150 274.7);

Tailwind

colors: {
  custom: {
    50: '#69569d',
    500: '#1d1774',
    950: '#000000',
  },
}

SCSS

$custom: #1d1774;
$custom-light: #69569d;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1774",
  "rgb": {
    "r": 29,
    "g": 23,
    "b": 116
  },
  "hsl": {
    "h": 243.871,
    "s": 66.906,
    "l": 27.255
  },
  "oklch": {
    "l": 0.29248,
    "c": 0.14982,
    "h": 274.7
  },
  "luminance": 0.02135
}

Semantic roles & 50–950 ramp

primary

#1D1774

secondary

#A2A93D

accent

#EA3EDF

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1D1774

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

Preview Lab → · Contrast checker → · Palette generator →