#1D1CA7#1D1CA7

#1D1CA7 is a dark, highly saturated blue. Relative luminance 0.039; OKLCH L 36.0% C 0.208 H 269.7°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#1D1CA7
RGB	rgb(29, 28, 167)
HSL	hsl(240, 71%, 38%)
HSV	hsv(240, 83%, 65%)
CMYK	cmyk(82.6%, 83.2%, 0%, 34.5%)
CIE-LAB	lab(23.27, 48.87, -71.71)
CIE-LCH	lch(23.27, 86.78, 304.28°)
OKLab	oklab(35.99% -0.001 -0.2076)
OKLCH	oklch(35.99% 0.208 269.7)
XYZ	xyz(7.8946, 3.8808, 36.8847)
Luminance	0.0388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1CA7 #A6A71C

analogous

#1C60A7 #1D1CA7 #631CA7

triadic

#1D1CA7 #A71D1C #1CA71D

tetradic

#1D1CA7 #A71C60 #A6A71C #1CA763

square

#1D1CA7 #A71C60 #A6A71C #1CA763

split-complementary

#1D1CA7 #A7631C #60A71C

monochromatic

#0B0A3E #141373 #1D1CA7 #2726DB #5B5AE3

Accessibility & contrast

On white

11.82

#1D1CA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#1D1CA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1CA7

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1CA7	#FFFFFF	#000000	##FFFFFF
##1D1CA7	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EAB

Deuteranopia (green-blind)

#0030A5

Tritanopia (blue-blind)

#004963

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1d1ca7;
/* rgb */ color: rgb(29, 28, 167);
/* oklch */ color: oklch(36.0% 0.208 269.7);

Tailwind

colors: {
  custom: {
    50: '#765cc3',
    500: '#1d1ca7',
    950: '#000000',
  },
}

SCSS

$custom: #1d1ca7;
$custom-light: #765cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1ca7",
  "rgb": {
    "r": 29,
    "g": 28,
    "b": 167
  },
  "hsl": {
    "h": 240.432,
    "s": 71.282,
    "l": 38.235
  },
  "oklch": {
    "l": 0.35991,
    "c": 0.20759,
    "h": 269.7
  },
  "luminance": 0.03882
}

Semantic roles & 50–950 ramp

primary

#1D1CA7

secondary

#C6C758

accent

#EE3AED

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0A0413

muted

#7C7982

Preview Lab

Preview with #1D1CA7

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

Preview Lab → · Contrast checker → · Palette generator →