#1D2D4E#1D2D4E

#1D2D4E is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.1% C 0.064 H 263.5°. Best body text is #FFFFFF at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#1D2D4E
RGB	rgb(29, 45, 78)
HSL	hsl(220, 46%, 21%)
HSV	hsv(220, 63%, 31%)
CMYK	cmyk(62.8%, 42.3%, 0%, 69.4%)
CIE-LAB	lab(18.75, 5.01, -22.35)
CIE-LCH	lch(18.75, 22.91, 282.64°)
OKLab	oklab(30.12% -0.0072 -0.0634)
OKLCH	oklch(30.12% 0.064 263.5)
XYZ	xyz(2.8198, 2.6878, 7.5765)
Luminance	0.0269 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2D4E #4E3E1D

analogous

#1D454E #1D2D4E #251D4E

triadic

#1D2D4E #4E1D2D #2D4E1D

tetradic

#1D2D4E #4E1D45 #4E3E1D #1D4E25

square

#1D2D4E #4E1D45 #4E3E1D #1D4E25

split-complementary

#1D2D4E #4E251D #454E1D

monochromatic

#080D16 #0C1321 #1D2D4E #2E477B #3E60A7

Accessibility & contrast

On white

13.66

#1D2D4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1D2D4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2D4E

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2D4E	#FFFFFF	#000000	##FFFFFF
##1D2D4E	1.00	13.66	1.54	13.66
#FFFFFF	13.66	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F304F

Deuteranopia (green-blind)

#192C4D

Tritanopia (blue-blind)

#003439

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1d2d4e;
/* rgb */ color: rgb(29, 45, 78);
/* oklch */ color: oklch(30.1% 0.064 263.5);

Tailwind

colors: {
  custom: {
    50: '#5e6580',
    500: '#1d2d4e',
    950: '#000000',
  },
}

SCSS

$custom: #1d2d4e;
$custom-light: #5e6580;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2d4e",
  "rgb": {
    "r": 29,
    "g": 45,
    "b": 78
  },
  "hsl": {
    "h": 220.408,
    "s": 45.794,
    "l": 20.98
  },
  "oklch": {
    "l": 0.30117,
    "c": 0.06378,
    "h": 263.5
  },
  "luminance": 0.02688
}

Semantic roles & 50–950 ramp

primary

#1D2D4E

secondary

#836E44

accent

#AB52D5

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04050A

muted

#797A7C

Preview Lab

Preview with #1D2D4E

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

Preview Lab → · Contrast checker → · Palette generator →