#1D2C77#1D2C77

#1D2C77 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.2% C 0.129 H 269.3°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#1D2C77
RGB	rgb(29, 44, 119)
HSL	hsl(230, 61%, 29%)
HSV	hsv(230, 76%, 47%)
CMYK	cmyk(75.6%, 63%, 0%, 53.3%)
CIE-LAB	lab(21.56, 22.10, -44.72)
CIE-LCH	lch(21.56, 49.88, 296.31°)
OKLab	oklab(33.23% -0.0015 -0.1291)
OKLCH	oklch(33.23% 0.129 269.3)
XYZ	xyz(4.7360, 3.3940, 17.8547)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2C77 #77681D

analogous

#1D5977 #1D2C77 #3B1D77

triadic

#1D2C77 #771D2C #2C771D

tetradic

#1D2C77 #771D59 #77681D #1D773B

square

#1D2C77 #771D59 #77681D #1D773B

split-complementary

#1D2C77 #773B1D #59771D

monochromatic

#060919 #111A46 #1D2C77 #293EA8 #3E57D0

Accessibility & contrast

On white

12.51

#1D2C77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#1D2C77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2C77

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2C77	#FFFFFF	#000000	##FFFFFF
##1D2C77	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003879

Deuteranopia (green-blind)

#003076

Tritanopia (blue-blind)

#003F4D

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1d2c77;
/* rgb */ color: rgb(29, 44, 119);
/* oklch */ color: oklch(33.2% 0.129 269.3);

Tailwind

colors: {
  custom: {
    50: '#67649f',
    500: '#1d2c77',
    950: '#000000',
  },
}

SCSS

$custom: #1d2c77;
$custom-light: #67649f;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2c77",
  "rgb": {
    "r": 29,
    "g": 44,
    "b": 119
  },
  "hsl": {
    "h": 230,
    "s": 60.811,
    "l": 29.02
  },
  "oklch": {
    "l": 0.33234,
    "c": 0.1291,
    "h": 269.3
  },
  "luminance": 0.03394
}

Semantic roles & 50–950 ramp

primary

#1D2C77

secondary

#AB9A45

accent

#C944E4

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07050E

muted

#7A7A7E

Preview Lab

Preview with #1D2C77

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

Preview Lab → · Contrast checker → · Palette generator →