#1D4485#1D4485

#1D4485 is a dark, moderate blue. Relative luminance 0.061; OKLCH L 39.7% C 0.118 H 260.1°. Best body text is #FFFFFF at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#1D4485
RGB	rgb(29, 68, 133)
HSL	hsl(218, 64%, 32%)
HSV	hsv(218, 78%, 52%)
CMYK	cmyk(78.2%, 48.9%, 0%, 47.8%)
CIE-LAB	lab(29.63, 10.93, -40.44)
CIE-LCH	lch(29.63, 41.89, 285.13°)
OKLab	oklab(39.69% -0.0203 -0.1161)
OKLCH	oklch(39.69% 0.118 260.1)
XYZ	xyz(6.8059, 6.0881, 23.0022)
Luminance	0.0609 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4485 #855E1D

analogous

#1D7885 #1D4485 #2A1D85

triadic

#1D4485 #851D44 #44851D

tetradic

#1D4485 #851D78 #855E1D #1D852A

square

#1D4485 #851D78 #855E1D #1D852A

split-complementary

#1D4485 #852A1D #78851D

monochromatic

#071121 #122A53 #1D4485 #285EB7 #467CD7

Accessibility & contrast

On white

9.47

#1D4485 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#1D4485 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4485

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4485	#FFFFFF	#000000	##FFFFFF
##1D4485	1.00	9.47	2.22	9.47
#FFFFFF	9.47	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204B87

Deuteranopia (green-blind)

#034184

Tritanopia (blue-blind)

#00535E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1d4485;
/* rgb */ color: rgb(29, 68, 133);
/* oklch */ color: oklch(39.7% 0.118 260.1);

Tailwind

colors: {
  custom: {
    50: '#6977a9',
    500: '#1d4485',
    950: '#000000',
  },
}

SCSS

$custom: #1d4485;
$custom-light: #6977a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4485",
  "rgb": {
    "r": 29,
    "g": 68,
    "b": 133
  },
  "hsl": {
    "h": 217.5,
    "s": 64.198,
    "l": 31.765
  },
  "oklch": {
    "l": 0.39688,
    "c": 0.11786,
    "h": 260.1
  },
  "luminance": 0.06089
}

Semantic roles & 50–950 ramp

primary

#1D4485

secondary

#B88D46

accent

#A941E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1D4485

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

Preview Lab → · Contrast checker → · Palette generator →