#1D4198#1D4198

#1D4198 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.6% C 0.149 H 263.9°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#1D4198
RGB	rgb(29, 65, 152)
HSL	hsl(222, 68%, 35%)
HSV	hsv(222, 81%, 60%)
CMYK	cmyk(80.9%, 57.2%, 0%, 40.4%)
CIE-LAB	lab(30.18, 20.66, -51.24)
CIE-LCH	lch(30.18, 55.24, 291.96°)
OKLab	oklab(40.55% -0.0157 -0.1479)
OKLCH	oklch(40.55% 0.149 263.9)
XYZ	xyz(8.0625, 6.3079, 30.4923)
Luminance	0.0631 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4198 #98741D

analogous

#1D7E98 #1D4198 #361D98

triadic

#1D4198 #981D41 #41981D

tetradic

#1D4198 #981D7E #98741D #1D9836

square

#1D4198 #981D7E #98741D #1D9836

split-complementary

#1D4198 #98361D #7E981D

monochromatic

#091531 #132B65 #1D4198 #2757CB #527BDE

Accessibility & contrast

On white

9.28

#1D4198 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#1D4198 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4198

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4198	#FFFFFF	#000000	##FFFFFF
##1D4198	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D9B

Deuteranopia (green-blind)

#004296

Tritanopia (blue-blind)

#005766

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1d4198;
/* rgb */ color: rgb(29, 65, 152);
/* oklch */ color: oklch(40.6% 0.149 263.9);

Tailwind

colors: {
  custom: {
    50: '#6e75b7',
    500: '#1d4198',
    950: '#000000',
  },
}

SCSS

$custom: #1d4198;
$custom-light: #6e75b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4198",
  "rgb": {
    "r": 29,
    "g": 65,
    "b": 152
  },
  "hsl": {
    "h": 222.439,
    "s": 67.956,
    "l": 35.49
  },
  "oklch": {
    "l": 0.4055,
    "c": 0.14876,
    "h": 263.9
  },
  "luminance": 0.06309
}

Semantic roles & 50–950 ramp

primary

#1D4198

secondary

#C1A050

accent

#B83DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1D4198

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

Preview Lab → · Contrast checker → · Palette generator →