#1D429D#1D429D

#1D429D is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.2% C 0.154 H 264.0°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#1D429D
RGB	rgb(29, 66, 157)
HSL	hsl(223, 69%, 36%)
HSV	hsv(223, 82%, 62%)
CMYK	cmyk(81.5%, 58%, 0%, 38.4%)
CIE-LAB	lab(30.86, 21.96, -53.17)
CIE-LCH	lch(30.86, 57.52, 292.45°)
OKLab	oklab(41.19% -0.0161 -0.1536)
OKLCH	oklch(41.19% 0.154 264)
XYZ	xyz(8.5385, 6.5909, 32.7139)
Luminance	0.0659 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D429D #9D781D

analogous

#1D829D #1D429D #381D9D

triadic

#1D429D #9D1D42 #429D1D

tetradic

#1D429D #9D1D82 #9D781D #1D9D38

square

#1D429D #9D1D82 #9D781D #1D9D38

split-complementary

#1D429D #9D381D #829D1D

monochromatic

#0A1736 #132C69 #1D429D #2758D1 #557DE0

Accessibility & contrast

On white

9.06

#1D429D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#1D429D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D429D

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D429D	#FFFFFF	#000000	##FFFFFF
##1D429D	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA0

Deuteranopia (green-blind)

#00439B

Tritanopia (blue-blind)

#005969

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1d429d;
/* rgb */ color: rgb(29, 66, 157);
/* oklch */ color: oklch(41.2% 0.154 264.0);

Tailwind

colors: {
  custom: {
    50: '#6f75bb',
    500: '#1d429d',
    950: '#000000',
  },
}

SCSS

$custom: #1d429d;
$custom-light: #6f75bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1d429d",
  "rgb": {
    "r": 29,
    "g": 66,
    "b": 157
  },
  "hsl": {
    "h": 222.656,
    "s": 68.817,
    "l": 36.471
  },
  "oklch": {
    "l": 0.41189,
    "c": 0.15441,
    "h": 264
  },
  "luminance": 0.06592
}

Semantic roles & 50–950 ramp

primary

#1D429D

secondary

#C3A253

accent

#B93CEC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1D429D

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

Preview Lab → · Contrast checker → · Palette generator →