#1D4897#1D4897

#1D4897 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.0% C 0.138 H 261.3°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#1D4897
RGB	rgb(29, 72, 151)
HSL	hsl(219, 68%, 35%)
HSV	hsv(219, 81%, 59%)
CMYK	cmyk(80.8%, 52.3%, 0%, 40.8%)
CIE-LAB	lab(32.10, 15.46, -47.51)
CIE-LCH	lch(32.10, 49.96, 288.03°)
OKLab	oklab(41.99% -0.021 -0.1368)
OKLCH	oklch(41.99% 0.138 261.3)
XYZ	xyz(8.4080, 7.1293, 30.2051)
Luminance	0.0713 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4897 #976C1D

analogous

#1D8597 #1D4897 #2F1D97

triadic

#1D4897 #971D48 #48971D

tetradic

#1D4897 #971D85 #976C1D #1D972F

square

#1D4897 #971D85 #976C1D #1D972F

split-complementary

#1D4897 #972F1D #85971D

monochromatic

#091730 #133064 #1D4897 #2760CA #5182DE

Accessibility & contrast

On white

8.66

#1D4897 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#1D4897 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4897

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4897	#FFFFFF	#000000	##FFFFFF
##1D4897	1.00	8.66	2.43	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13519A

Deuteranopia (green-blind)

#004695

Tritanopia (blue-blind)

#005B68

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1d4897;
/* rgb */ color: rgb(29, 72, 151);
/* oklch */ color: oklch(42.0% 0.138 261.3);

Tailwind

colors: {
  custom: {
    50: '#6e7ab6',
    500: '#1d4897',
    950: '#000000',
  },
}

SCSS

$custom: #1d4897;
$custom-light: #6e7ab6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4897",
  "rgb": {
    "r": 29,
    "g": 72,
    "b": 151
  },
  "hsl": {
    "h": 218.852,
    "s": 67.778,
    "l": 35.294
  },
  "oklch": {
    "l": 0.41985,
    "c": 0.13842,
    "h": 261.3
  },
  "luminance": 0.0713
}

Semantic roles & 50–950 ramp

primary

#1D4897

secondary

#C0994F

accent

#AD3DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1D4897

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

Preview Lab → · Contrast checker → · Palette generator →