#1D2D7C#1D2D7C

#1D2D7C is a dark, vivid blue. Relative luminance 0.036; OKLCH L 33.9% C 0.135 H 269.0°. Best body text is #FFFFFF at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#1D2D7C
RGB	rgb(29, 45, 124)
HSL	hsl(230, 62%, 30%)
HSV	hsv(230, 77%, 49%)
CMYK	cmyk(76.6%, 63.7%, 0%, 51.4%)
CIE-LAB	lab(22.28, 23.38, -46.72)
CIE-LCH	lch(22.28, 52.25, 296.58°)
OKLab	oklab(33.91% -0.0023 -0.135)
OKLCH	oklch(33.91% 0.135 269)
XYZ	xyz(5.0819, 3.5927, 19.4905)
Luminance	0.0359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2D7C #7C6C1D

analogous

#1D5C7C #1D2D7C #3D1D7C

triadic

#1D2D7C #7C1D2D #2D7C1D

tetradic

#1D2D7C #7C1D5C #7C6C1D #1D7C3D

square

#1D2D7C #7C1D5C #7C6C1D #1D7C3D

split-complementary

#1D2D7C #7C3D1D #5C7C1D

monochromatic

#060919 #111B4A #1D2D7C #293FAE #4159D3

Accessibility & contrast

On white

12.22

#1D2D7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#1D2D7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2D7C

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2D7C	#FFFFFF	#000000	##FFFFFF
##1D2D7C	1.00	12.22	1.72	12.22
#FFFFFF	12.22	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7F

Deuteranopia (green-blind)

#00317A

Tritanopia (blue-blind)

#004150

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1d2d7c;
/* rgb */ color: rgb(29, 45, 124);
/* oklch */ color: oklch(33.9% 0.135 269.0);

Tailwind

colors: {
  custom: {
    50: '#6865a3',
    500: '#1d2d7c',
    950: '#000000',
  },
}

SCSS

$custom: #1d2d7c;
$custom-light: #6865a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2d7c",
  "rgb": {
    "r": 29,
    "g": 45,
    "b": 124
  },
  "hsl": {
    "h": 229.895,
    "s": 62.092,
    "l": 30
  },
  "oklch": {
    "l": 0.33905,
    "c": 0.13499,
    "h": 269
  },
  "luminance": 0.03593
}

Semantic roles & 50–950 ramp

primary

#1D2D7C

secondary

#B09E45

accent

#CA43E5

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #1D2D7C

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

Preview Lab → · Contrast checker → · Palette generator →