#1D449A#1D449A

#1D449A is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.4% C 0.148 H 263.1°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#1D449A
RGB	rgb(29, 68, 154)
HSL	hsl(221, 68%, 36%)
HSV	hsv(221, 81%, 60%)
CMYK	cmyk(81.2%, 55.8%, 0%, 39.6%)
CIE-LAB	lab(31.18, 19.40, -50.82)
CIE-LCH	lch(31.18, 54.40, 290.89°)
OKLab	oklab(41.36% -0.0177 -0.1466)
OKLCH	oklch(41.36% 0.148 263.1)
XYZ	xyz(8.4045, 6.7276, 31.4212)
Luminance	0.0673 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D449A #9A731D

analogous

#1D829A #1D449A #341D9A

triadic

#1D449A #9A1D44 #449A1D

tetradic

#1D449A #9A1D82 #9A731D #1D9A34

square

#1D449A #9A1D82 #9A731D #1D9A34

split-complementary

#1D449A #9A341D #829A1D

monochromatic

#0A1733 #132D66 #1D449A #275BCE #537EDF

Accessibility & contrast

On white

8.95

#1D449A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#1D449A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D449A

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D449A	#FFFFFF	#000000	##FFFFFF
##1D449A	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9D

Deuteranopia (green-blind)

#004498

Tritanopia (blue-blind)

#005968

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1d449a;
/* rgb */ color: rgb(29, 68, 154);
/* oklch */ color: oklch(41.4% 0.148 263.1);

Tailwind

colors: {
  custom: {
    50: '#6f77b8',
    500: '#1d449a',
    950: '#000000',
  },
}

SCSS

$custom: #1d449a;
$custom-light: #6f77b8;
$custom-dark: #000000;

JSON

{
  "hex": "#1d449a",
  "rgb": {
    "r": 29,
    "g": 68,
    "b": 154
  },
  "hsl": {
    "h": 221.28,
    "s": 68.306,
    "l": 35.882
  },
  "oklch": {
    "l": 0.41356,
    "c": 0.14772,
    "h": 263.1
  },
  "luminance": 0.06729
}

Semantic roles & 50–950 ramp

primary

#1D449A

secondary

#C29F51

accent

#B53DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1D449A

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

Preview Lab → · Contrast checker → · Palette generator →