#1D2F84#1D2F84

#1D2F84 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.1% C 0.144 H 268.5°. Best body text is #FFFFFF at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#1D2F84
RGB	rgb(29, 47, 132)
HSL	hsl(230, 64%, 32%)
HSV	hsv(230, 78%, 52%)
CMYK	cmyk(78%, 64.4%, 0%, 48.2%)
CIE-LAB	lab(23.54, 25.14, -49.70)
CIE-LCH	lch(23.54, 55.70, 296.83°)
OKLab	oklab(35.06% -0.0039 -0.1437)
OKLCH	oklch(35.06% 0.144 268.5)
XYZ	xyz(5.6866, 3.9596, 22.2899)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2F84 #84721D

analogous

#1D6384 #1D2F84 #3F1D84

triadic

#1D2F84 #841D2F #2F841D

tetradic

#1D2F84 #841D63 #84721D #1D843F

square

#1D2F84 #841D63 #84721D #1D843F

split-complementary

#1D2F84 #843F1D #63841D

monochromatic

#070B20 #121D52 #1D2F84 #2841B6 #455FD6

Accessibility & contrast

On white

11.72

#1D2F84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#1D2F84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2F84

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2F84	#FFFFFF	#000000	##FFFFFF
##1D2F84	1.00	11.72	1.79	11.72
#FFFFFF	11.72	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D87

Deuteranopia (green-blind)

#003382

Tritanopia (blue-blind)

#004555

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1d2f84;
/* rgb */ color: rgb(29, 47, 132);
/* oklch */ color: oklch(35.1% 0.144 268.5);

Tailwind

colors: {
  custom: {
    50: '#6a67a9',
    500: '#1d2f84',
    950: '#000000',
  },
}

SCSS

$custom: #1d2f84;
$custom-light: #6a67a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2f84",
  "rgb": {
    "r": 29,
    "g": 47,
    "b": 132
  },
  "hsl": {
    "h": 229.515,
    "s": 63.975,
    "l": 31.569
  },
  "oklch": {
    "l": 0.35062,
    "c": 0.14374,
    "h": 268.5
  },
  "luminance": 0.0396
}

Semantic roles & 50–950 ramp

primary

#1D2F84

secondary

#B7A346

accent

#CA41E7

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #1D2F84

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

Preview Lab → · Contrast checker → · Palette generator →