#1D285F#1D285F

#1D285F is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.2% C 0.099 H 270.9°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#1D285F
RGB	rgb(29, 40, 95)
HSL	hsl(230, 53%, 24%)
HSV	hsv(230, 69%, 37%)
CMYK	cmyk(69.5%, 57.9%, 0%, 62.7%)
CIE-LAB	lab(18.39, 15.40, -34.29)
CIE-LCH	lch(18.39, 37.59, 294.19°)
OKLab	oklab(30.23% 0.0015 -0.0985)
OKLCH	oklch(30.23% 0.099 270.9)
XYZ	xyz(3.3303, 2.6047, 11.1515)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D285F #5F541D

analogous

#1D495F #1D285F #331D5F

triadic

#1D285F #5F1D28 #285F1D

tetradic

#1D285F #5F1D49 #5F541D #1D5F33

square

#1D285F #5F1D49 #5F541D #1D5F33

split-complementary

#1D285F #5F331D #495F1D

monochromatic

#070A17 #0F1430 #1D285F #2B3C8E #3A4FBD

Accessibility & contrast

On white

13.81

#1D285F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#1D285F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D285F

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D285F	#FFFFFF	#000000	##FFFFFF
##1D285F	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#033061

Deuteranopia (green-blind)

#002A5E

Tritanopia (blue-blind)

#00353F

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1d285f;
/* rgb */ color: rgb(29, 40, 95);
/* oklch */ color: oklch(30.2% 0.099 270.9);

Tailwind

colors: {
  custom: {
    50: '#62618d',
    500: '#1d285f',
    950: '#000000',
  },
}

SCSS

$custom: #1d285f;
$custom-light: #62618d;
$custom-dark: #000000;

JSON

{
  "hex": "#1d285f",
  "rgb": {
    "r": 29,
    "g": 40,
    "b": 95
  },
  "hsl": {
    "h": 230,
    "s": 53.226,
    "l": 24.314
  },
  "oklch": {
    "l": 0.30228,
    "c": 0.09851,
    "h": 270.9
  },
  "luminance": 0.02605
}

Semantic roles & 50–950 ramp

primary

#1D285F

secondary

#948744

accent

#C44BDD

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05050C

muted

#7A797D

Preview Lab

Preview with #1D285F

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

Preview Lab → · Contrast checker → · Palette generator →