#1D2972#1D2972

#1D2972 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.2% C 0.126 H 270.4°. Best body text is #FFFFFF at 13.02:1 contrast (WCAG AA passes).

Color values

HEX	#1D2972
RGB	rgb(29, 41, 114)
HSL	hsl(232, 59%, 28%)
HSV	hsv(232, 75%, 45%)
CMYK	cmyk(74.6%, 64%, 0%, 55.3%)
CIE-LAB	lab(20.29, 22.24, -43.58)
CIE-LCH	lch(20.29, 48.93, 297.03°)
OKLab	oklab(32.16% 0.0009 -0.1258)
OKLCH	oklch(32.16% 0.126 270.4)
XYZ	xyz(4.3359, 3.0616, 16.2788)
Luminance	0.0306 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2972 #72661D

analogous

#1D5472 #1D2972 #3B1D72

triadic

#1D2972 #721D29 #29721D

tetradic

#1D2972 #721D54 #72661D #1D723B

square

#1D2972 #721D54 #72661D #1D723B

split-complementary

#1D2972 #723B1D #54721D

monochromatic

#060918 #111741 #1D2972 #293BA3 #3C51CD

Accessibility & contrast

On white

13.02

#1D2972 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#1D2972 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2972

13.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2972	#FFFFFF	#000000	##FFFFFF
##1D2972	1.00	13.02	1.61	13.02
#FFFFFF	13.02	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003574

Deuteranopia (green-blind)

#002D71

Tritanopia (blue-blind)

#003C49

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1d2972;
/* rgb */ color: rgb(29, 41, 114);
/* oklch */ color: oklch(32.2% 0.126 270.4);

Tailwind

colors: {
  custom: {
    50: '#66629b',
    500: '#1d2972',
    950: '#000000',
  },
}

SCSS

$custom: #1d2972;
$custom-light: #66629b;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2972",
  "rgb": {
    "r": 29,
    "g": 41,
    "b": 114
  },
  "hsl": {
    "h": 231.529,
    "s": 59.441,
    "l": 28.039
  },
  "oklch": {
    "l": 0.32155,
    "c": 0.1258,
    "h": 270.4
  },
  "luminance": 0.03062
}

Semantic roles & 50–950 ramp

primary

#1D2972

secondary

#A69845

accent

#CC45E3

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #1D2972

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

Preview Lab → · Contrast checker → · Palette generator →