#1D2D77#1D2D77

#1D2D77 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.4% C 0.128 H 269.0°. Best body text is #FFFFFF at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#1D2D77
RGB	rgb(29, 45, 119)
HSL	hsl(229, 61%, 29%)
HSV	hsv(229, 76%, 47%)
CMYK	cmyk(75.6%, 62.2%, 0%, 53.3%)
CIE-LAB	lab(21.83, 21.40, -44.27)
CIE-LCH	lch(21.83, 49.17, 295.80°)
OKLab	oklab(33.44% -0.0023 -0.1278)
OKLCH	oklch(33.44% 0.128 269)
XYZ	xyz(4.7737, 3.4694, 17.8673)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2D77 #77671D

analogous

#1D5A77 #1D2D77 #3A1D77

triadic

#1D2D77 #771D2D #2D771D

tetradic

#1D2D77 #771D5A #77671D #1D773A

square

#1D2D77 #771D5A #77671D #1D773A

split-complementary

#1D2D77 #773A1D #5A771D

monochromatic

#060919 #111A46 #1D2D77 #2940A8 #3E58D0

Accessibility & contrast

On white

12.40

#1D2D77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#1D2D77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2D77

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2D77	#FFFFFF	#000000	##FFFFFF
##1D2D77	1.00	12.40	1.69	12.40
#FFFFFF	12.40	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003979

Deuteranopia (green-blind)

#003076

Tritanopia (blue-blind)

#00404D

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1d2d77;
/* rgb */ color: rgb(29, 45, 119);
/* oklch */ color: oklch(33.4% 0.128 269.0);

Tailwind

colors: {
  custom: {
    50: '#67659f',
    500: '#1d2d77',
    950: '#000000',
  },
}

SCSS

$custom: #1d2d77;
$custom-light: #67659f;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2d77",
  "rgb": {
    "r": 29,
    "g": 45,
    "b": 119
  },
  "hsl": {
    "h": 229.333,
    "s": 60.811,
    "l": 29.02
  },
  "oklch": {
    "l": 0.33439,
    "c": 0.12778,
    "h": 269
  },
  "luminance": 0.0347
}

Semantic roles & 50–950 ramp

primary

#1D2D77

secondary

#AB9945

accent

#C744E4

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07050E

muted

#7A7A7E

Preview Lab

Preview with #1D2D77

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

Preview Lab → · Contrast checker → · Palette generator →