#1D2290#1D2290

#1D2290 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.1% C 0.175 H 270.6°. Best body text is #FFFFFF at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#1D2290
RGB	rgb(29, 34, 144)
HSL	hsl(237, 66%, 34%)
HSV	hsv(237, 80%, 56%)
CMYK	cmyk(79.9%, 76.4%, 0%, 43.5%)
CIE-LAB	lab(21.65, 38.04, -60.30)
CIE-LCH	lch(21.65, 71.30, 302.24°)
OKLab	oklab(34.06% 0.0019 -0.1746)
OKLCH	oklch(34.06% 0.175 270.6)
XYZ	xyz(6.1111, 3.4182, 26.7179)
Luminance	0.0342 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2290 #908B1D

analogous

#1D5C90 #1D2290 #521D90

triadic

#1D2290 #901D22 #22901D

tetradic

#1D2290 #901D5C #908B1D #1D9052

square

#1D2290 #901D5C #908B1D #1D9052

split-complementary

#1D2290 #90521D #5C901D

monochromatic

#080A2A #13165D #1D2290 #272EC3 #4C53DB

Accessibility & contrast

On white

12.47

#1D2290 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#1D2290 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2290

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2290	#FFFFFF	#000000	##FFFFFF
##1D2290	1.00	12.47	1.68	12.47
#FFFFFF	12.47	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A93

Deuteranopia (green-blind)

#002E8E

Tritanopia (blue-blind)

#004257

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1d2290;
/* rgb */ color: rgb(29, 34, 144);
/* oklch */ color: oklch(34.1% 0.175 270.6);

Tailwind

colors: {
  custom: {
    50: '#6f5eb2',
    500: '#1d2290',
    950: '#000000',
  },
}

SCSS

$custom: #1d2290;
$custom-light: #6f5eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2290",
  "rgb": {
    "r": 29,
    "g": 34,
    "b": 144
  },
  "hsl": {
    "h": 237.391,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.34059,
    "c": 0.17465,
    "h": 270.6
  },
  "luminance": 0.03419
}

Semantic roles & 50–950 ramp

primary

#1D2290

secondary

#BDB84B

accent

#E23EE9

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1D2290

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

Preview Lab → · Contrast checker → · Palette generator →