#1D2984#1D2984

#1D2984 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.9% C 0.151 H 270.0°. Best body text is #FFFFFF at 12.33:1 contrast (WCAG AA passes).

Color values

HEX	#1D2984
RGB	rgb(29, 41, 132)
HSL	hsl(233, 64%, 32%)
HSV	hsv(233, 78%, 52%)
CMYK	cmyk(78%, 68.9%, 0%, 48.2%)
CIE-LAB	lab(21.99, 29.22, -52.24)
CIE-LCH	lch(21.99, 59.86, 299.21°)
OKLab	oklab(33.93% 0 -0.1512)
OKLCH	oklch(33.93% 0.151 270)
XYZ	xyz(5.4631, 3.5124, 22.2154)
Luminance	0.0351 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2984 #84781D

analogous

#1D5D84 #1D2984 #451D84

triadic

#1D2984 #841D29 #29841D

tetradic

#1D2984 #841D5D #84781D #1D8445

square

#1D2984 #841D5D #84781D #1D8445

split-complementary

#1D2984 #84451D #5D841D

monochromatic

#070A20 #121952 #1D2984 #2839B6 #4556D6

Accessibility & contrast

On white

12.33

#1D2984 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#1D2984 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2984

12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2984	#FFFFFF	#000000	##FFFFFF
##1D2984	1.00	12.33	1.70	12.33
#FFFFFF	12.33	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A87

Deuteranopia (green-blind)

#003082

Tritanopia (blue-blind)

#004253

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1d2984;
/* rgb */ color: rgb(29, 41, 132);
/* oklch */ color: oklch(33.9% 0.151 270.0);

Tailwind

colors: {
  custom: {
    50: '#6b63a9',
    500: '#1d2984',
    950: '#000000',
  },
}

SCSS

$custom: #1d2984;
$custom-light: #6b63a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2984",
  "rgb": {
    "r": 29,
    "g": 41,
    "b": 132
  },
  "hsl": {
    "h": 233.01,
    "s": 63.975,
    "l": 31.569
  },
  "oklch": {
    "l": 0.33926,
    "c": 0.15116,
    "h": 270
  },
  "luminance": 0.03513
}

Semantic roles & 50–950 ramp

primary

#1D2984

secondary

#B7AA46

accent

#D441E7

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#080510

muted

#7A797F

Preview Lab

Preview with #1D2984

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

Preview Lab → · Contrast checker → · Palette generator →