#1D2969#1D2969

#1D2969 is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.3% C 0.112 H 270.5°. Best body text is #FFFFFF at 13.35:1 contrast (WCAG AA passes).

Color values

HEX	#1D2969
RGB	rgb(29, 41, 105)
HSL	hsl(231, 57%, 26%)
HSV	hsv(231, 72%, 41%)
CMYK	cmyk(72.4%, 61%, 0%, 58.8%)
CIE-LAB	lab(19.50, 18.67, -39.04)
CIE-LCH	lch(19.50, 43.27, 295.56°)
OKLab	oklab(31.32% 0.0009 -0.1125)
OKLCH	oklch(31.32% 0.112 270.5)
XYZ	xyz(3.8486, 2.8666, 13.7124)
Luminance	0.0287 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2969 #695D1D

analogous

#1D4F69 #1D2969 #371D69

triadic

#1D2969 #691D29 #29691D

tetradic

#1D2969 #691D4F #695D1D #1D6937

square

#1D2969 #691D4F #695D1D #1D6937

split-complementary

#1D2969 #69371D #4F691D

monochromatic

#070918 #101639 #1D2969 #2A3C99 #384FC8

Accessibility & contrast

On white

13.35

#1D2969 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#1D2969 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2969

13.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2969	#FFFFFF	#000000	##FFFFFF
##1D2969	1.00	13.35	1.57	13.35
#FFFFFF	13.35	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00336B

Deuteranopia (green-blind)

#002C68

Tritanopia (blue-blind)

#003944

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1d2969;
/* rgb */ color: rgb(29, 41, 105);
/* oklch */ color: oklch(31.3% 0.112 270.5);

Tailwind

colors: {
  custom: {
    50: '#646294',
    500: '#1d2969',
    950: '#000000',
  },
}

SCSS

$custom: #1d2969;
$custom-light: #646294;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2969",
  "rgb": {
    "r": 29,
    "g": 41,
    "b": 105
  },
  "hsl": {
    "h": 230.526,
    "s": 56.716,
    "l": 26.275
  },
  "oklch": {
    "l": 0.31324,
    "c": 0.11246,
    "h": 270.5
  },
  "luminance": 0.02867
}

Semantic roles & 50–950 ramp

primary

#1D2969

secondary

#9E9044

accent

#C848E0

background

#F6F5F9

surface

#EBEAF1

border

#C6C6CB

text

#06050D

muted

#7A797E

Preview Lab

Preview with #1D2969

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

Preview Lab → · Contrast checker → · Palette generator →