#1D1576#1D1576

#1D1576 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.2% C 0.154 H 274.8°. Best body text is #FFFFFF at 14.78:1 contrast (WCAG AA passes).

Color values

HEX	#1D1576
RGB	rgb(29, 21, 118)
HSL	hsl(245, 70%, 27%)
HSV	hsv(245, 82%, 46%)
CMYK	cmyk(75.4%, 82.2%, 0%, 53.7%)
CIE-LAB	lab(16.03, 36.49, -53.16)
CIE-LCH	lch(16.03, 64.48, 304.47°)
OKLab	oklab(29.21% 0.0128 -0.1537)
OKLCH	oklch(29.21% 0.154 274.8)
XYZ	xyz(4.0438, 2.1051, 17.3292)
Luminance	0.0211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1576 #6E7615

analogous

#153E76 #1D1576 #4D1576

triadic

#1D1576 #761D15 #15761D

tetradic

#1D1576 #76153E #6E7615 #15764D

square

#1D1576 #76153E #6E7615 #15764D

split-complementary

#1D1576 #764D15 #3E7615

monochromatic

#06051A #100C42 #1D1576 #2A1EAA #3A2CD9

Accessibility & contrast

On white

14.78

#1D1576 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#1D1576 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1576

14.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1576	#FFFFFF	#000000	##FFFFFF
##1D1576	1.00	14.78	1.42	14.78
#FFFFFF	14.78	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C79

Deuteranopia (green-blind)

#002374

Tritanopia (blue-blind)

#003345

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1d1576;
/* rgb */ color: rgb(29, 21, 118);
/* oklch */ color: oklch(29.2% 0.154 274.8);

Tailwind

colors: {
  custom: {
    50: '#69559f',
    500: '#1d1576',
    950: '#000000',
  },
}

SCSS

$custom: #1d1576;
$custom-light: #69559f;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1576",
  "rgb": {
    "r": 29,
    "g": 21,
    "b": 118
  },
  "hsl": {
    "h": 244.948,
    "s": 69.784,
    "l": 27.255
  },
  "oklch": {
    "l": 0.29214,
    "c": 0.15427,
    "h": 274.8
  },
  "luminance": 0.02106
}

Semantic roles & 50–950 ramp

primary

#1D1576

secondary

#A2AC3B

accent

#ED3BDE

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030F

muted

#7A787E

Preview Lab

Preview with #1D1576

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

Preview Lab → · Contrast checker → · Palette generator →