#1D2D5F#1D2D5F

#1D2D5F is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.4% C 0.091 H 267.6°. Best body text is #FFFFFF at 13.18:1 contrast (WCAG AA passes).

Color values

HEX	#1D2D5F
RGB	rgb(29, 45, 95)
HSL	hsl(225, 53%, 24%)
HSV	hsv(225, 69%, 37%)
CMYK	cmyk(69.5%, 52.6%, 0%, 62.7%)
CIE-LAB	lab(19.90, 11.77, -31.85)
CIE-LCH	lch(19.90, 33.95, 290.28°)
OKLab	oklab(31.37% -0.0039 -0.0912)
OKLCH	oklch(31.37% 0.091 267.6)
XYZ	xyz(3.5099, 2.9639, 11.2114)
Luminance	0.0296 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2D5F #5F4F1D

analogous

#1D4E5F #1D2D5F #2E1D5F

triadic

#1D2D5F #5F1D2D #2D5F1D

tetradic

#1D2D5F #5F1D4E #5F4F1D #1D5F2E

square

#1D2D5F #5F1D4E #5F4F1D #1D5F2E

split-complementary

#1D2D5F #5F2E1D #4E5F1D

monochromatic

#070B17 #0F1730 #1D2D5F #2B438E #3A59BD

Accessibility & contrast

On white

13.18

#1D2D5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#1D2D5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2D5F

13.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2D5F	#FFFFFF	#000000	##FFFFFF
##1D2D5F	1.00	13.18	1.59	13.18
#FFFFFF	13.18	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#123361

Deuteranopia (green-blind)

#032D5E

Tritanopia (blue-blind)

#003941

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1d2d5f;
/* rgb */ color: rgb(29, 45, 95);
/* oklch */ color: oklch(31.4% 0.091 267.6);

Tailwind

colors: {
  custom: {
    50: '#61658d',
    500: '#1d2d5f',
    950: '#000000',
  },
}

SCSS

$custom: #1d2d5f;
$custom-light: #61658d;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2d5f",
  "rgb": {
    "r": 29,
    "g": 45,
    "b": 95
  },
  "hsl": {
    "h": 225.455,
    "s": 53.226,
    "l": 24.314
  },
  "oklch": {
    "l": 0.31373,
    "c": 0.09132,
    "h": 267.6
  },
  "luminance": 0.02964
}

Semantic roles & 50–950 ramp

primary

#1D2D5F

secondary

#948144

accent

#B94BDD

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#05050C

muted

#7A7A7D

Preview Lab

Preview with #1D2D5F

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

Preview Lab → · Contrast checker → · Palette generator →