#1D248D#1D248D

#1D248D is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.0% C 0.169 H 270.5°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#1D248D
RGB	rgb(29, 36, 141)
HSL	hsl(236, 66%, 33%)
HSV	hsv(236, 79%, 55%)
CMYK	cmyk(79.4%, 74.5%, 0%, 44.7%)
CIE-LAB	lab(21.75, 35.76, -58.27)
CIE-LCH	lch(21.75, 68.37, 301.54°)
OKLab	oklab(34.03% 0.0015 -0.1687)
OKLCH	oklch(34.03% 0.169 270.5)
XYZ	xyz(5.9437, 3.4454, 25.5459)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D248D #8D861D

analogous

#1D5C8D #1D248D #4E1D8D

triadic

#1D248D #8D1D24 #248D1D

tetradic

#1D248D #8D1D5C #8D861D #1D8D4E

square

#1D248D #8D1D5C #8D861D #1D8D4E

split-complementary

#1D248D #8D4E1D #5C8D1D

monochromatic

#080A27 #13175A #1D248D #2731C0 #4B53DA

Accessibility & contrast

On white

12.43

#1D248D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#1D248D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D248D

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D248D	#FFFFFF	#000000	##FFFFFF
##1D248D	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A90

Deuteranopia (green-blind)

#002F8B

Tritanopia (blue-blind)

#004256

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1d248d;
/* rgb */ color: rgb(29, 36, 141);
/* oklch */ color: oklch(34.0% 0.169 270.5);

Tailwind

colors: {
  custom: {
    50: '#6e60af',
    500: '#1d248d',
    950: '#000000',
  },
}

SCSS

$custom: #1d248d;
$custom-light: #6e60af;
$custom-dark: #000000;

JSON

{
  "hex": "#1d248d",
  "rgb": {
    "r": 29,
    "g": 36,
    "b": 141
  },
  "hsl": {
    "h": 236.25,
    "s": 65.882,
    "l": 33.333
  },
  "oklch": {
    "l": 0.34031,
    "c": 0.16876,
    "h": 270.5
  },
  "luminance": 0.03446
}

Semantic roles & 50–950 ramp

primary

#1D248D

secondary

#BCB54A

accent

#DE3FE9

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#080511

muted

#7B7980

Preview Lab

Preview with #1D248D

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

Preview Lab → · Contrast checker → · Palette generator →