#1D2B69#1D2B69

#1D2B69 is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.8% C 0.110 H 269.5°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#1D2B69
RGB	rgb(29, 43, 105)
HSL	hsl(229, 57%, 26%)
HSV	hsv(229, 72%, 41%)
CMYK	cmyk(72.4%, 59%, 0%, 58.8%)
CIE-LAB	lab(20.08, 17.23, -38.10)
CIE-LCH	lch(20.08, 41.82, 294.34°)
OKLab	oklab(31.76% -0.0009 -0.1097)
OKLCH	oklch(31.76% 0.11 269.5)
XYZ	xyz(3.9195, 3.0085, 13.7360)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2B69 #695B1D

analogous

#1D5169 #1D2B69 #351D69

triadic

#1D2B69 #691D2B #2B691D

tetradic

#1D2B69 #691D51 #695B1D #1D6935

square

#1D2B69 #691D51 #695B1D #1D6935

split-complementary

#1D2B69 #69351D #51691D

monochromatic

#070A18 #101739 #1D2B69 #2A3F99 #3853C8

Accessibility & contrast

On white

13.11

#1D2B69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#1D2B69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2B69

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2B69	#FFFFFF	#000000	##FFFFFF
##1D2B69	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00346B

Deuteranopia (green-blind)

#002D68

Tritanopia (blue-blind)

#003A45

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1d2b69;
/* rgb */ color: rgb(29, 43, 105);
/* oklch */ color: oklch(31.8% 0.110 269.5);

Tailwind

colors: {
  custom: {
    50: '#646494',
    500: '#1d2b69',
    950: '#000000',
  },
}

SCSS

$custom: #1d2b69;
$custom-light: #646494;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2b69",
  "rgb": {
    "r": 29,
    "g": 43,
    "b": 105
  },
  "hsl": {
    "h": 228.947,
    "s": 56.716,
    "l": 26.275
  },
  "oklch": {
    "l": 0.31755,
    "c": 0.10968,
    "h": 269.5
  },
  "luminance": 0.03009
}

Semantic roles & 50–950 ramp

primary

#1D2B69

secondary

#9E8D44

accent

#C448E0

background

#F6F5F9

surface

#EBEAF1

border

#C6C6CB

text

#06050D

muted

#7A797E

Preview Lab

Preview with #1D2B69

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

Preview Lab → · Contrast checker → · Palette generator →