#1D2CA1#1D2CA1

#1D2CA1 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.5% C 0.186 H 268.6°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#1D2CA1
RGB	rgb(29, 44, 161)
HSL	hsl(233, 69%, 37%)
HSV	hsv(233, 82%, 63%)
CMYK	cmyk(82%, 72.7%, 0%, 36.9%)
CIE-LAB	lab(25.67, 38.03, -64.10)
CIE-LCH	lch(25.67, 74.53, 300.68°)
OKLab	oklab(37.48% -0.0045 -0.1857)
OKLCH	oklch(37.48% 0.186 268.6)
XYZ	xyz(7.8382, 4.6349, 34.1928)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2CA1 #A1921D

analogous

#1D6EA1 #1D2CA1 #501DA1

triadic

#1D2CA1 #A11D2C #2CA11D

tetradic

#1D2CA1 #A11D6E #A1921D #1DA150

square

#1D2CA1 #A11D6E #A1921D #1DA150

split-complementary

#1D2CA1 #A1501D #6EA11D

monochromatic

#0A1039 #141E6D #1D2CA1 #263AD5 #5867E1

Accessibility & contrast

On white

10.90

#1D2CA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#1D2CA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2CA1

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2CA1	#FFFFFF	#000000	##FFFFFF
##1D2CA1	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A4

Deuteranopia (green-blind)

#00369F

Tritanopia (blue-blind)

#004D63

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #1d2ca1;
/* rgb */ color: rgb(29, 44, 161);
/* oklch */ color: oklch(37.5% 0.186 268.6);

Tailwind

colors: {
  custom: {
    50: '#7266be',
    500: '#1d2ca1',
    950: '#000000',
  },
}

SCSS

$custom: #1d2ca1;
$custom-light: #7266be;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2ca1",
  "rgb": {
    "r": 29,
    "g": 44,
    "b": 161
  },
  "hsl": {
    "h": 233.182,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.37481,
    "c": 0.18579,
    "h": 268.6
  },
  "luminance": 0.04636
}

Semantic roles & 50–950 ramp

primary

#1D2CA1

secondary

#C4B855

accent

#D83CEC

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #1D2CA1

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

Preview Lab → · Contrast checker → · Palette generator →