#1D2D80#1D2D80

#1D2D80 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.3% C 0.141 H 269.0°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#1D2D80
RGB	rgb(29, 45, 128)
HSL	hsl(230, 63%, 31%)
HSV	hsv(230, 77%, 50%)
CMYK	cmyk(77.3%, 64.8%, 0%, 49.8%)
CIE-LAB	lab(22.64, 24.95, -48.66)
CIE-LCH	lch(22.64, 54.68, 297.15°)
OKLab	oklab(34.29% -0.0024 -0.1406)
OKLCH	oklch(34.29% 0.141 269)
XYZ	xyz(5.3400, 3.6959, 20.8498)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2D80 #80701D

analogous

#1D5E80 #1D2D80 #3E1D80

triadic

#1D2D80 #801D2D #2D801D

tetradic

#1D2D80 #801D5E #80701D #1D803E

square

#1D2D80 #801D5E #80701D #1D803E

split-complementary

#1D2D80 #803E1D #5E801D

monochromatic

#060A1C #121B4E #1D2D80 #283FB2 #435AD4

Accessibility & contrast

On white

12.07

#1D2D80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#1D2D80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2D80

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2D80	#FFFFFF	#000000	##FFFFFF
##1D2D80	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B83

Deuteranopia (green-blind)

#00327E

Tritanopia (blue-blind)

#004352

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1d2d80;
/* rgb */ color: rgb(29, 45, 128);
/* oklch */ color: oklch(34.3% 0.141 269.0);

Tailwind

colors: {
  custom: {
    50: '#6a65a6',
    500: '#1d2d80',
    950: '#000000',
  },
}

SCSS

$custom: #1d2d80;
$custom-light: #6a65a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2d80",
  "rgb": {
    "r": 29,
    "g": 45,
    "b": 128
  },
  "hsl": {
    "h": 230.303,
    "s": 63.057,
    "l": 30.784
  },
  "oklch": {
    "l": 0.34286,
    "c": 0.14066,
    "h": 269
  },
  "luminance": 0.03696
}

Semantic roles & 50–950 ramp

primary

#1D2D80

secondary

#B3A245

accent

#CC42E6

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #1D2D80

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

Preview Lab → · Contrast checker → · Palette generator →