#1D1DA7#1D1DA7

#1D1DA7 is a dark, highly saturated blue. Relative luminance 0.039; OKLCH L 36.1% C 0.207 H 269.7°. Best body text is #FFFFFF at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#1D1DA7
RGB	rgb(29, 29, 167)
HSL	hsl(240, 70%, 38%)
HSV	hsv(240, 83%, 65%)
CMYK	cmyk(82.6%, 82.6%, 0%, 34.5%)
CIE-LAB	lab(23.44, 48.40, -71.44)
CIE-LCH	lch(23.44, 86.29, 304.12°)
OKLab	oklab(36.1% -0.0012 -0.2068)
OKLCH	oklch(36.1% 0.207 269.7)
XYZ	xyz(7.9187, 3.9290, 36.8927)
Luminance	0.0393 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1DA7 #A7A71D

analogous

#1D62A7 #1D1DA7 #621DA7

triadic

#1D1DA7 #A71D1D #1DA71D

tetradic

#1D1DA7 #A71D62 #A7A71D #1DA762

square

#1D1DA7 #A71D62 #A7A71D #1DA762

split-complementary

#1D1DA7 #A7621D #62A71D

monochromatic

#0B0B3F #141473 #1D1DA7 #2828DA #5C5CE3

Accessibility & contrast

On white

11.76

#1D1DA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#1D1DA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1DA7

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1DA7	#FFFFFF	#000000	##FFFFFF
##1D1DA7	1.00	11.76	1.79	11.76
#FFFFFF	11.76	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FAB

Deuteranopia (green-blind)

#0030A5

Tritanopia (blue-blind)

#004963

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1d1da7;
/* rgb */ color: rgb(29, 29, 167);
/* oklch */ color: oklch(36.1% 0.207 269.7);

Tailwind

colors: {
  custom: {
    50: '#765dc3',
    500: '#1d1da7',
    950: '#000000',
  },
}

SCSS

$custom: #1d1da7;
$custom-light: #765dc3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1da7",
  "rgb": {
    "r": 29,
    "g": 29,
    "b": 167
  },
  "hsl": {
    "h": 240,
    "s": 70.408,
    "l": 38.431
  },
  "oklch": {
    "l": 0.36104,
    "c": 0.20684,
    "h": 269.7
  },
  "luminance": 0.0393
}

Semantic roles & 50–950 ramp

primary

#1D1DA7

secondary

#C7C759

accent

#ED3BED

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0A0413

muted

#7C7982

Preview Lab

Preview with #1D1DA7

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

Preview Lab → · Contrast checker → · Palette generator →