#1D2D5E#1D2D5E

#1D2D5E is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.3% C 0.090 H 267.4°. Best body text is #FFFFFF at 13.21:1 contrast (WCAG AA passes).

Color values

HEX	#1D2D5E
RGB	rgb(29, 45, 94)
HSL	hsl(225, 53%, 24%)
HSV	hsv(225, 69%, 37%)
CMYK	cmyk(69.1%, 52.1%, 0%, 63.1%)
CIE-LAB	lab(19.83, 11.37, -31.31)
CIE-LCH	lch(19.83, 33.30, 289.96°)
OKLab	oklab(31.29% -0.004 -0.0896)
OKLCH	oklch(31.29% 0.09 267.4)
XYZ	xyz(3.4648, 2.9458, 10.9735)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2D5E #5E4E1D

analogous

#1D4E5E #1D2D5E #2E1D5E

triadic

#1D2D5E #5E1D2D #2D5E1D

tetradic

#1D2D5E #5E1D4E #5E4E1D #1D5E2E

square

#1D2D5E #5E1D4E #5E4E1D #1D5E2E

split-complementary

#1D2D5E #5E2E1D #4E5E1D

monochromatic

#070B17 #0F172F #1D2D5E #2B438D #3A5ABC

Accessibility & contrast

On white

13.21

#1D2D5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#1D2D5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2D5E

13.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2D5E	#FFFFFF	#000000	##FFFFFF
##1D2D5E	1.00	13.21	1.59	13.21
#FFFFFF	13.21	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#133360

Deuteranopia (green-blind)

#052D5D

Tritanopia (blue-blind)

#003841

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1d2d5e;
/* rgb */ color: rgb(29, 45, 94);
/* oklch */ color: oklch(31.3% 0.090 267.4);

Tailwind

colors: {
  custom: {
    50: '#61658c',
    500: '#1d2d5e',
    950: '#000000',
  },
}

SCSS

$custom: #1d2d5e;
$custom-light: #61658c;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2d5e",
  "rgb": {
    "r": 29,
    "g": 45,
    "b": 94
  },
  "hsl": {
    "h": 225.231,
    "s": 52.846,
    "l": 24.118
  },
  "oklch": {
    "l": 0.31294,
    "c": 0.08974,
    "h": 267.4
  },
  "luminance": 0.02946
}

Semantic roles & 50–950 ramp

primary

#1D2D5E

secondary

#938044

accent

#B94CDC

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#05050C

muted

#7A7A7D

Preview Lab

Preview with #1D2D5E

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

Preview Lab → · Contrast checker → · Palette generator →