#1D2E4D#1D2E4D

#1D2E4D is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.3% C 0.061 H 261.6°. Best body text is #FFFFFF at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#1D2E4D
RGB	rgb(29, 46, 77)
HSL	hsl(219, 45%, 21%)
HSV	hsv(219, 62%, 30%)
CMYK	cmyk(62.3%, 40.3%, 0%, 69.8%)
CIE-LAB	lab(19.02, 3.91, -21.25)
CIE-LCH	lch(19.02, 21.61, 280.41°)
OKLab	oklab(30.31% -0.0088 -0.0601)
OKLCH	oklch(30.31% 0.061 261.6)
XYZ	xyz(2.8228, 2.7508, 7.4019)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2E4D #4D3C1D

analogous

#1D464D #1D2E4D #241D4D

triadic

#1D2E4D #4D1D2E #2E4D1D

tetradic

#1D2E4D #4D1D46 #4D3C1D #1D4D24

square

#1D2E4D #4D1D46 #4D3C1D #1D4D24

split-complementary

#1D2E4D #4D241D #464D1D

monochromatic

#080D16 #0C1321 #1D2E4D #2E4979 #3E63A6

Accessibility & contrast

On white

13.55

#1D2E4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#1D2E4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2E4D

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2E4D	#FFFFFF	#000000	##FFFFFF
##1D2E4D	1.00	13.55	1.55	13.55
#FFFFFF	13.55	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21314E

Deuteranopia (green-blind)

#1B2C4C

Tritanopia (blue-blind)

#003539

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1d2e4d;
/* rgb */ color: rgb(29, 46, 77);
/* oklch */ color: oklch(30.3% 0.061 261.6);

Tailwind

colors: {
  custom: {
    50: '#5d667f',
    500: '#1d2e4d',
    950: '#000000',
  },
}

SCSS

$custom: #1d2e4d;
$custom-light: #5d667f;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2e4d",
  "rgb": {
    "r": 29,
    "g": 46,
    "b": 77
  },
  "hsl": {
    "h": 218.75,
    "s": 45.283,
    "l": 20.784
  },
  "oklch": {
    "l": 0.30306,
    "c": 0.06079,
    "h": 261.6
  },
  "luminance": 0.02751
}

Semantic roles & 50–950 ramp

primary

#1D2E4D

secondary

#826C44

accent

#A753D5

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04050A

muted

#797A7C

Preview Lab

Preview with #1D2E4D

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

Preview Lab → · Contrast checker → · Palette generator →