#1D2B87#1D2B87

#1D2B87 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.6% C 0.153 H 269.5°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#1D2B87
RGB	rgb(29, 43, 135)
HSL	hsl(232, 65%, 32%)
HSV	hsv(232, 79%, 53%)
CMYK	cmyk(78.5%, 68.1%, 0%, 47.1%)
CIE-LAB	lab(22.78, 29.02, -52.82)
CIE-LCH	lch(22.78, 60.27, 298.79°)
OKLab	oklab(34.6% -0.0015 -0.1528)
OKLCH	oklch(34.6% 0.153 269.5)
XYZ	xyz(5.7422, 3.7376, 23.3358)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2B87 #87791D

analogous

#1D6087 #1D2B87 #441D87

triadic

#1D2B87 #871D2B #2B871D

tetradic

#1D2B87 #871D60 #87791D #1D8744

square

#1D2B87 #871D60 #87791D #1D8744

split-complementary

#1D2B87 #87441D #60871D

monochromatic

#070B22 #121B55 #1D2B87 #283BB9 #475AD7

Accessibility & contrast

On white

12.02

#1D2B87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#1D2B87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2B87

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2B87	#FFFFFF	#000000	##FFFFFF
##1D2B87	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8A

Deuteranopia (green-blind)

#003185

Tritanopia (blue-blind)

#004455

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1d2b87;
/* rgb */ color: rgb(29, 43, 135);
/* oklch */ color: oklch(34.6% 0.153 269.5);

Tailwind

colors: {
  custom: {
    50: '#6c64ab',
    500: '#1d2b87',
    950: '#000000',
  },
}

SCSS

$custom: #1d2b87;
$custom-light: #6c64ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2b87",
  "rgb": {
    "r": 29,
    "g": 43,
    "b": 135
  },
  "hsl": {
    "h": 232.075,
    "s": 64.634,
    "l": 32.157
  },
  "oklch": {
    "l": 0.34595,
    "c": 0.15285,
    "h": 269.5
  },
  "luminance": 0.03738
}

Semantic roles & 50–950 ramp

primary

#1D2B87

secondary

#B9AA46

accent

#D240E8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #1D2B87

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

Preview Lab → · Contrast checker → · Palette generator →