#1D499A#1D499A

#1D499A is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.4% C 0.141 H 261.3°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#1D499A
RGB	rgb(29, 73, 154)
HSL	hsl(219, 68%, 36%)
HSV	hsv(219, 81%, 60%)
CMYK	cmyk(81.2%, 52.6%, 0%, 39.6%)
CIE-LAB	lab(32.61, 15.98, -48.50)
CIE-LCH	lch(32.61, 51.07, 288.24°)
OKLab	oklab(42.44% -0.0214 -0.1397)
OKLCH	oklch(42.44% 0.141 261.3)
XYZ	xyz(8.7199, 7.3584, 31.5263)
Luminance	0.0736 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D499A #9A6E1D

analogous

#1D879A #1D499A #2F1D9A

triadic

#1D499A #9A1D49 #499A1D

tetradic

#1D499A #9A1D87 #9A6E1D #1D9A2F

square

#1D499A #9A1D87 #9A6E1D #1D9A2F

split-complementary

#1D499A #9A2F1D #879A1D

monochromatic

#0A1833 #133166 #1D499A #2761CE #5384DF

Accessibility & contrast

On white

8.50

#1D499A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#1D499A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D499A

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D499A	#FFFFFF	#000000	##FFFFFF
##1D499A	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11539D

Deuteranopia (green-blind)

#004798

Tritanopia (blue-blind)

#005D6A

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1d499a;
/* rgb */ color: rgb(29, 73, 154);
/* oklch */ color: oklch(42.4% 0.141 261.3);

Tailwind

colors: {
  custom: {
    50: '#6e7bb8',
    500: '#1d499a',
    950: '#000000',
  },
}

SCSS

$custom: #1d499a;
$custom-light: #6e7bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#1d499a",
  "rgb": {
    "r": 29,
    "g": 73,
    "b": 154
  },
  "hsl": {
    "h": 218.88,
    "s": 68.306,
    "l": 35.882
  },
  "oklch": {
    "l": 0.42443,
    "c": 0.14136,
    "h": 261.3
  },
  "luminance": 0.07359
}

Semantic roles & 50–950 ramp

primary

#1D499A

secondary

#C29A51

accent

#AE3DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1D499A

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

Preview Lab → · Contrast checker → · Palette generator →