#1D2A82#1D2A82

#1D2A82 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.9% C 0.147 H 269.8°. Best body text is #FFFFFF at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#1D2A82
RGB	rgb(29, 42, 130)
HSL	hsl(232, 64%, 31%)
HSV	hsv(232, 78%, 51%)
CMYK	cmyk(77.7%, 67.7%, 0%, 49%)
CIE-LAB	lab(22.05, 27.78, -50.89)
CIE-LCH	lch(22.05, 57.98, 298.63°)
OKLab	oklab(33.91% -0.0005 -0.1472)
OKLCH	oklch(33.91% 0.147 269.8)
XYZ	xyz(5.3625, 3.5283, 21.5132)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2A82 #82751D

analogous

#1D5C82 #1D2A82 #421D82

triadic

#1D2A82 #821D2A #2A821D

tetradic

#1D2A82 #821D5C #82751D #1D8242

square

#1D2A82 #821D5C #82751D #1D8242

split-complementary

#1D2A82 #82421D #5C821D

monochromatic

#070A1E #121A50 #1D2A82 #283AB4 #4457D5

Accessibility & contrast

On white

12.31

#1D2A82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#1D2A82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2A82

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2A82	#FFFFFF	#000000	##FFFFFF
##1D2A82	1.00	12.31	1.71	12.31
#FFFFFF	12.31	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A85

Deuteranopia (green-blind)

#003080

Tritanopia (blue-blind)

#004152

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1d2a82;
/* rgb */ color: rgb(29, 42, 130);
/* oklch */ color: oklch(33.9% 0.147 269.8);

Tailwind

colors: {
  custom: {
    50: '#6a63a7',
    500: '#1d2a82',
    950: '#000000',
  },
}

SCSS

$custom: #1d2a82;
$custom-light: #6a63a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2a82",
  "rgb": {
    "r": 29,
    "g": 42,
    "b": 130
  },
  "hsl": {
    "h": 232.277,
    "s": 63.522,
    "l": 31.176
  },
  "oklch": {
    "l": 0.33908,
    "c": 0.14721,
    "h": 269.8
  },
  "luminance": 0.03529
}

Semantic roles & 50–950 ramp

primary

#1D2A82

secondary

#B5A746

accent

#D141E7

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#080510

muted

#7A797F

Preview Lab

Preview with #1D2A82

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

Preview Lab → · Contrast checker → · Palette generator →