#1D29A6#1D29A6

#1D29A6 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.6% C 0.195 H 268.8°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#1D29A6
RGB	rgb(29, 41, 166)
HSL	hsl(235, 70%, 38%)
HSV	hsv(235, 83%, 65%)
CMYK	cmyk(82.5%, 75.3%, 0%, 34.9%)
CIE-LAB	lab(25.56, 41.61, -67.31)
CIE-LCH	lch(25.56, 79.13, 301.73°)
OKLab	oklab(37.57% -0.0041 -0.195)
OKLCH	oklch(37.57% 0.195 268.8)
XYZ	xyz(8.1802, 4.5993, 36.5256)
Luminance	0.0460 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D29A6 #A69A1D

analogous

#1D6DA6 #1D29A6 #561DA6

triadic

#1D29A6 #A61D29 #29A61D

tetradic

#1D29A6 #A61D6D #A69A1D #1DA656

square

#1D29A6 #A61D6D #A69A1D #1DA656

split-complementary

#1D29A6 #A6561D #6DA61D

monochromatic

#0B0F3E #141C72 #1D29A6 #2737D9 #5B67E2

Accessibility & contrast

On white

10.94

#1D29A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#1D29A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D29A6

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D29A6	#FFFFFF	#000000	##FFFFFF
##1D29A6	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AA

Deuteranopia (green-blind)

#0036A4

Tritanopia (blue-blind)

#004E65

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #1d29a6;
/* rgb */ color: rgb(29, 41, 166);
/* oklch */ color: oklch(37.6% 0.195 268.8);

Tailwind

colors: {
  custom: {
    50: '#7464c2',
    500: '#1d29a6',
    950: '#000000',
  },
}

SCSS

$custom: #1d29a6;
$custom-light: #7464c2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d29a6",
  "rgb": {
    "r": 29,
    "g": 41,
    "b": 166
  },
  "hsl": {
    "h": 234.745,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.37565,
    "c": 0.19508,
    "h": 268.8
  },
  "luminance": 0.046
}

Semantic roles & 50–950 ramp

primary

#1D29A6

secondary

#C6BD59

accent

#DD3BED

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0513

muted

#7C7A82

Preview Lab

Preview with #1D29A6

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

Preview Lab → · Contrast checker → · Palette generator →