#1D248E#1D248E

#1D248E is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.1% C 0.170 H 270.5°. Best body text is #FFFFFF at 12.39:1 contrast (WCAG AA passes).

Color values

HEX	#1D248E
RGB	rgb(29, 36, 142)
HSL	hsl(236, 66%, 34%)
HSV	hsv(236, 80%, 56%)
CMYK	cmyk(79.6%, 74.6%, 0%, 44.3%)
CIE-LAB	lab(21.85, 36.12, -58.72)
CIE-LCH	lch(21.85, 68.94, 301.60°)
OKLab	oklab(34.14% 0.0013 -0.17)
OKLCH	oklch(34.14% 0.17 270.5)
XYZ	xyz(6.0184, 3.4753, 25.9395)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D248E #8E871D

analogous

#1D5C8E #1D248E #4E1D8E

triadic

#1D248E #8E1D24 #248E1D

tetradic

#1D248E #8E1D5C #8E871D #1D8E4E

square

#1D248E #8E1D5C #8E871D #1D8E4E

split-complementary

#1D248E #8E4E1D #5C8E1D

monochromatic

#080A28 #13175B #1D248E #2731C1 #4B54DA

Accessibility & contrast

On white

12.39

#1D248E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#1D248E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D248E

12.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D248E	#FFFFFF	#000000	##FFFFFF
##1D248E	1.00	12.39	1.70	12.39
#FFFFFF	12.39	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A91

Deuteranopia (green-blind)

#002F8C

Tritanopia (blue-blind)

#004357

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1d248e;
/* rgb */ color: rgb(29, 36, 142);
/* oklch */ color: oklch(34.1% 0.170 270.5);

Tailwind

colors: {
  custom: {
    50: '#6e60b0',
    500: '#1d248e',
    950: '#000000',
  },
}

SCSS

$custom: #1d248e;
$custom-light: #6e60b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1d248e",
  "rgb": {
    "r": 29,
    "g": 36,
    "b": 142
  },
  "hsl": {
    "h": 236.283,
    "s": 66.082,
    "l": 33.529
  },
  "oklch": {
    "l": 0.34142,
    "c": 0.17005,
    "h": 270.5
  },
  "luminance": 0.03476
}

Semantic roles & 50–950 ramp

primary

#1D248E

secondary

#BDB54A

accent

#DE3FE9

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #1D248E

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

Preview Lab → · Contrast checker → · Palette generator →