#1D2B60#1D2B60

#1D2B60 is a dark, moderate blue. Relative luminance 0.028; OKLCH L 31.0% C 0.096 H 269.0°. Best body text is #FFFFFF at 13.40:1 contrast (WCAG AA passes).

Color values

HEX	#1D2B60
RGB	rgb(29, 43, 96)
HSL	hsl(227, 54%, 25%)
HSV	hsv(227, 70%, 38%)
CMYK	cmyk(69.8%, 55.2%, 0%, 62.4%)
CIE-LAB	lab(19.36, 13.62, -33.37)
CIE-LCH	lch(19.36, 36.04, 292.20°)
OKLab	oklab(30.99% -0.0016 -0.0957)
OKLCH	oklch(30.99% 0.096 269)
XYZ	xyz(3.4812, 2.8332, 11.4275)
Luminance	0.0283 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2B60 #60521D

analogous

#1D4D60 #1D2B60 #311D60

triadic

#1D2B60 #601D2B #2B601D

tetradic

#1D2B60 #601D4D #60521D #1D6031

square

#1D2B60 #601D4D #60521D #1D6031

split-complementary

#1D2B60 #60311D #4D601D

monochromatic

#070B18 #0F1631 #1D2B60 #2B408F #3955BE

Accessibility & contrast

On white

13.40

#1D2B60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#1D2B60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2B60

13.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2B60	#FFFFFF	#000000	##FFFFFF
##1D2B60	1.00	13.40	1.57	13.40
#FFFFFF	13.40	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B3262

Deuteranopia (green-blind)

#002C5F

Tritanopia (blue-blind)

#003741

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1d2b60;
/* rgb */ color: rgb(29, 43, 96);
/* oklch */ color: oklch(31.0% 0.096 269.0);

Tailwind

colors: {
  custom: {
    50: '#62648e',
    500: '#1d2b60',
    950: '#000000',
  },
}

SCSS

$custom: #1d2b60;
$custom-light: #62648e;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2b60",
  "rgb": {
    "r": 29,
    "g": 43,
    "b": 96
  },
  "hsl": {
    "h": 227.463,
    "s": 53.6,
    "l": 24.51
  },
  "oklch": {
    "l": 0.3099,
    "c": 0.09576,
    "h": 269
  },
  "luminance": 0.02833
}

Semantic roles & 50–950 ramp

primary

#1D2B60

secondary

#958444

accent

#BE4BDD

background

#F6F5F8

surface

#EBEAF0

border

#C6C6CB

text

#05050C

muted

#7A797D

Preview Lab

Preview with #1D2B60

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

Preview Lab → · Contrast checker → · Palette generator →