#1D2D4D#1D2D4D

#1D2D4D is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.0% C 0.062 H 263.1°. Best body text is #FFFFFF at 13.68:1 contrast (WCAG AA passes).

Color values

HEX	#1D2D4D
RGB	rgb(29, 45, 77)
HSL	hsl(220, 45%, 21%)
HSV	hsv(220, 62%, 30%)
CMYK	cmyk(62.3%, 41.6%, 0%, 69.8%)
CIE-LAB	lab(18.69, 4.62, -21.77)
CIE-LCH	lch(18.69, 22.26, 281.98°)
OKLab	oklab(30.05% -0.0075 -0.0617)
OKLCH	oklch(30.05% 0.062 263.1)
XYZ	xyz(2.7842, 2.6736, 7.3891)
Luminance	0.0267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2D4D #4D3D1D

analogous

#1D454D #1D2D4D #251D4D

triadic

#1D2D4D #4D1D2D #2D4D1D

tetradic

#1D2D4D #4D1D45 #4D3D1D #1D4D25

square

#1D2D4D #4D1D45 #4D3D1D #1D4D25

split-complementary

#1D2D4D #4D251D #454D1D

monochromatic

#080D16 #0C1321 #1D2D4D #2E4779 #3E61A6

Accessibility & contrast

On white

13.68

#1D2D4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#1D2D4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2D4D

13.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2D4D	#FFFFFF	#000000	##FFFFFF
##1D2D4D	1.00	13.68	1.53	13.68
#FFFFFF	13.68	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#20304E

Deuteranopia (green-blind)

#1A2B4C

Tritanopia (blue-blind)

#003439

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1d2d4d;
/* rgb */ color: rgb(29, 45, 77);
/* oklch */ color: oklch(30.0% 0.062 263.1);

Tailwind

colors: {
  custom: {
    50: '#5d657f',
    500: '#1d2d4d',
    950: '#000000',
  },
}

SCSS

$custom: #1d2d4d;
$custom-light: #5d657f;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2d4d",
  "rgb": {
    "r": 29,
    "g": 45,
    "b": 77
  },
  "hsl": {
    "h": 220,
    "s": 45.283,
    "l": 20.784
  },
  "oklch": {
    "l": 0.3005,
    "c": 0.06214,
    "h": 263.1
  },
  "luminance": 0.02674
}

Semantic roles & 50–950 ramp

primary

#1D2D4D

secondary

#826D44

accent

#AA53D5

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04050A

muted

#797A7C

Preview Lab

Preview with #1D2D4D

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

Preview Lab → · Contrast checker → · Palette generator →