#1D2CA0#1D2CA0

#1D2CA0 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.4% C 0.185 H 268.6°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#1D2CA0
RGB	rgb(29, 44, 160)
HSL	hsl(233, 69%, 37%)
HSV	hsv(233, 82%, 63%)
CMYK	cmyk(81.9%, 72.5%, 0%, 37.3%)
CIE-LAB	lab(25.56, 37.67, -63.67)
CIE-LCH	lch(25.56, 73.98, 300.61°)
OKLab	oklab(37.37% -0.0044 -0.1845)
OKLCH	oklch(37.37% 0.185 268.6)
XYZ	xyz(7.7504, 4.5997, 33.7302)
Luminance	0.0460 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2CA0 #A0911D

analogous

#1D6DA0 #1D2CA0 #501DA0

triadic

#1D2CA0 #A01D2C #2CA01D

tetradic

#1D2CA0 #A01D6D #A0911D #1DA050

square

#1D2CA0 #A01D6D #A0911D #1DA050

split-complementary

#1D2CA0 #A0501D #6DA01D

monochromatic

#0A1038 #141E6C #1D2CA0 #263AD4 #5767E1

Accessibility & contrast

On white

10.94

#1D2CA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#1D2CA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2CA0

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2CA0	#FFFFFF	#000000	##FFFFFF
##1D2CA0	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A3

Deuteranopia (green-blind)

#00369E

Tritanopia (blue-blind)

#004D63

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #1d2ca0;
/* rgb */ color: rgb(29, 44, 160);
/* oklch */ color: oklch(37.4% 0.185 268.6);

Tailwind

colors: {
  custom: {
    50: '#7266bd',
    500: '#1d2ca0',
    950: '#000000',
  },
}

SCSS

$custom: #1d2ca0;
$custom-light: #7266bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2ca0",
  "rgb": {
    "r": 29,
    "g": 44,
    "b": 160
  },
  "hsl": {
    "h": 233.13,
    "s": 69.312,
    "l": 37.059
  },
  "oklch": {
    "l": 0.37374,
    "c": 0.18452,
    "h": 268.6
  },
  "luminance": 0.04601
}

Semantic roles & 50–950 ramp

primary

#1D2CA0

secondary

#C4B755

accent

#D83CEC

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1D2CA0

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

Preview Lab → · Contrast checker → · Palette generator →