#1D4091#1D4091

#1D4091 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 39.7% C 0.140 H 263.6°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#1D4091
RGB	rgb(29, 64, 145)
HSL	hsl(222, 67%, 34%)
HSV	hsv(222, 80%, 57%)
CMYK	cmyk(80%, 55.9%, 0%, 43.1%)
CIE-LAB	lab(29.34, 18.54, -48.31)
CIE-LCH	lch(29.34, 51.75, 290.99°)
OKLab	oklab(39.75% -0.0156 -0.1393)
OKLCH	oklch(39.75% 0.14 263.6)
XYZ	xyz(7.4491, 5.9715, 27.5426)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4091 #916E1D

analogous

#1D7A91 #1D4091 #341D91

triadic

#1D4091 #911D40 #40911D

tetradic

#1D4091 #911D7A #916E1D #1D9134

square

#1D4091 #911D7A #916E1D #1D9134

split-complementary

#1D4091 #91341D #7A911D

monochromatic

#09132B #13295E #1D4091 #2757C4 #4D78DB

Accessibility & contrast

On white

9.57

#1D4091 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#1D4091 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4091

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4091	#FFFFFF	#000000	##FFFFFF
##1D4091	1.00	9.57	2.19	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B94

Deuteranopia (green-blind)

#00408F

Tritanopia (blue-blind)

#005462

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1d4091;
/* rgb */ color: rgb(29, 64, 145);
/* oklch */ color: oklch(39.7% 0.140 263.6);

Tailwind

colors: {
  custom: {
    50: '#6c74b2',
    500: '#1d4091',
    950: '#000000',
  },
}

SCSS

$custom: #1d4091;
$custom-light: #6c74b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4091",
  "rgb": {
    "r": 29,
    "g": 64,
    "b": 145
  },
  "hsl": {
    "h": 221.897,
    "s": 66.667,
    "l": 34.118
  },
  "oklch": {
    "l": 0.39745,
    "c": 0.14021,
    "h": 263.6
  },
  "luminance": 0.05972
}

Semantic roles & 50–950 ramp

primary

#1D4091

secondary

#BE9B4C

accent

#B63EEA

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1D4091

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

Preview Lab → · Contrast checker → · Palette generator →