#1D2C4E#1D2C4E

#1D2C4E is a dark, moderate blue. Relative luminance 0.026; OKLCH L 29.9% C 0.065 H 264.8°. Best body text is #FFFFFF at 13.79:1 contrast (WCAG AA passes).

Color values

HEX	#1D2C4E
RGB	rgb(29, 44, 78)
HSL	hsl(222, 46%, 21%)
HSV	hsv(222, 63%, 31%)
CMYK	cmyk(62.8%, 43.6%, 0%, 69.4%)
CIE-LAB	lab(18.42, 5.73, -22.87)
CIE-LCH	lch(18.42, 23.58, 284.07°)
OKLab	oklab(29.86% -0.0059 -0.0649)
OKLCH	oklch(29.86% 0.065 264.8)
XYZ	xyz(2.7821, 2.6124, 7.5639)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2C4E #4E3F1D

analogous

#1D444E #1D2C4E #261D4E

triadic

#1D2C4E #4E1D2C #2C4E1D

tetradic

#1D2C4E #4E1D44 #4E3F1D #1D4E26

square

#1D2C4E #4E1D44 #4E3F1D #1D4E26

split-complementary

#1D2C4E #4E261D #444E1D

monochromatic

#080D16 #0C1321 #1D2C4E #2E457B #3E5EA7

Accessibility & contrast

On white

13.79

#1D2C4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#1D2C4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2C4E

13.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2C4E	#FFFFFF	#000000	##FFFFFF
##1D2C4E	1.00	13.79	1.52	13.79
#FFFFFF	13.79	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2F4F

Deuteranopia (green-blind)

#172B4D

Tritanopia (blue-blind)

#003439

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1d2c4e;
/* rgb */ color: rgb(29, 44, 78);
/* oklch */ color: oklch(29.9% 0.065 264.8);

Tailwind

colors: {
  custom: {
    50: '#5e6480',
    500: '#1d2c4e',
    950: '#000000',
  },
}

SCSS

$custom: #1d2c4e;
$custom-light: #5e6480;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2c4e",
  "rgb": {
    "r": 29,
    "g": 44,
    "b": 78
  },
  "hsl": {
    "h": 221.633,
    "s": 45.794,
    "l": 20.98
  },
  "oklch": {
    "l": 0.29864,
    "c": 0.06517,
    "h": 264.8
  },
  "luminance": 0.02613
}

Semantic roles & 50–950 ramp

primary

#1D2C4E

secondary

#837044

accent

#AD52D5

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04050A

muted

#797A7C

Preview Lab

Preview with #1D2C4E

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

Preview Lab → · Contrast checker → · Palette generator →