#1D296A#1D296A

#1D296A is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.4% C 0.114 H 270.5°. Best body text is #FFFFFF at 13.31:1 contrast (WCAG AA passes).

Color values

HEX	#1D296A
RGB	rgb(29, 41, 106)
HSL	hsl(231, 57%, 26%)
HSV	hsv(231, 73%, 42%)
CMYK	cmyk(72.6%, 61.3%, 0%, 58.4%)
CIE-LAB	lab(19.59, 19.07, -39.55)
CIE-LCH	lch(19.59, 43.91, 295.74°)
OKLab	oklab(31.42% 0.001 -0.114)
OKLCH	oklch(31.42% 0.114 270.5)
XYZ	xyz(3.9003, 2.8873, 13.9846)
Luminance	0.0289 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D296A #6A5E1D

analogous

#1D506A #1D296A #381D6A

triadic

#1D296A #6A1D29 #296A1D

tetradic

#1D296A #6A1D50 #6A5E1D #1D6A38

square

#1D296A #6A1D50 #6A5E1D #1D6A38

split-complementary

#1D296A #6A381D #506A1D

monochromatic

#070918 #10163A #1D296A #2A3C9A #394FC9

Accessibility & contrast

On white

13.31

#1D296A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#1D296A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D296A

13.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D296A	#FFFFFF	#000000	##FFFFFF
##1D296A	1.00	13.31	1.58	13.31
#FFFFFF	13.31	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00336C

Deuteranopia (green-blind)

#002C69

Tritanopia (blue-blind)

#003945

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1d296a;
/* rgb */ color: rgb(29, 41, 106);
/* oklch */ color: oklch(31.4% 0.114 270.5);

Tailwind

colors: {
  custom: {
    50: '#646295',
    500: '#1d296a',
    950: '#000000',
  },
}

SCSS

$custom: #1d296a;
$custom-light: #646295;
$custom-dark: #000000;

JSON

{
  "hex": "#1d296a",
  "rgb": {
    "r": 29,
    "g": 41,
    "b": 106
  },
  "hsl": {
    "h": 230.649,
    "s": 57.037,
    "l": 26.471
  },
  "oklch": {
    "l": 0.31415,
    "c": 0.11397,
    "h": 270.5
  },
  "luminance": 0.02888
}

Semantic roles & 50–950 ramp

primary

#1D296A

secondary

#9F9144

accent

#C848E0

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050D

muted

#7A797E

Preview Lab

Preview with #1D296A

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

Preview Lab → · Contrast checker → · Palette generator →