#1D429A#1D429A

#1D429A is a dark, vivid blue. Relative luminance 0.065; OKLCH L 40.9% C 0.150 H 263.8°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#1D429A
RGB	rgb(29, 66, 154)
HSL	hsl(222, 68%, 36%)
HSV	hsv(222, 81%, 60%)
CMYK	cmyk(81.2%, 57.1%, 0%, 39.6%)
CIE-LAB	lab(30.62, 20.77, -51.74)
CIE-LCH	lch(30.62, 55.75, 291.87°)
OKLab	oklab(40.93% -0.0163 -0.1494)
OKLCH	oklch(40.93% 0.15 263.8)
XYZ	xyz(8.2856, 6.4898, 31.3815)
Luminance	0.0649 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D429A #9A751D

analogous

#1D809A #1D429A #361D9A

triadic

#1D429A #9A1D42 #429A1D

tetradic

#1D429A #9A1D80 #9A751D #1D9A36

square

#1D429A #9A1D80 #9A751D #1D9A36

split-complementary

#1D429A #9A361D #809A1D

monochromatic

#0A1633 #132C66 #1D429A #2758CE #537CDF

Accessibility & contrast

On white

9.14

#1D429A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#1D429A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D429A

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D429A	#FFFFFF	#000000	##FFFFFF
##1D429A	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004E9D

Deuteranopia (green-blind)

#004398

Tritanopia (blue-blind)

#005867

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1d429a;
/* rgb */ color: rgb(29, 66, 154);
/* oklch */ color: oklch(40.9% 0.150 263.8);

Tailwind

colors: {
  custom: {
    50: '#6f75b8',
    500: '#1d429a',
    950: '#000000',
  },
}

SCSS

$custom: #1d429a;
$custom-light: #6f75b8;
$custom-dark: #000000;

JSON

{
  "hex": "#1d429a",
  "rgb": {
    "r": 29,
    "g": 66,
    "b": 154
  },
  "hsl": {
    "h": 222.24,
    "s": 68.306,
    "l": 35.882
  },
  "oklch": {
    "l": 0.40932,
    "c": 0.15026,
    "h": 263.8
  },
  "luminance": 0.06491
}

Semantic roles & 50–950 ramp

primary

#1D429A

secondary

#C2A051

accent

#B83DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #1D429A

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

Preview Lab → · Contrast checker → · Palette generator →