#1D498E#1D498E

#1D498E is a dark, vivid blue. Relative luminance 0.070; OKLCH L 41.5% C 0.124 H 259.3°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#1D498E
RGB	rgb(29, 73, 142)
HSL	hsl(217, 66%, 34%)
HSV	hsv(217, 80%, 56%)
CMYK	cmyk(79.6%, 48.6%, 0%, 44.3%)
CIE-LAB	lab(31.76, 11.15, -42.57)
CIE-LCH	lch(31.76, 44.00, 284.68°)
OKLab	oklab(41.52% -0.0231 -0.1222)
OKLCH	oklch(41.52% 0.124 259.3)
XYZ	xyz(7.7699, 6.9784, 26.5234)
Luminance	0.0698 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D498E #8E621D

analogous

#1D818E #1D498E #291D8E

triadic

#1D498E #8E1D49 #498E1D

tetradic

#1D498E #8E1D81 #8E621D #1D8E29

square

#1D498E #8E1D81 #8E621D #1D8E29

split-complementary

#1D498E #8E291D #818E1D

monochromatic

#081528 #132F5B #1D498E #2763C1 #4B83DA

Accessibility & contrast

On white

8.77

#1D498E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#1D498E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D498E

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D498E	#FFFFFF	#000000	##FFFFFF
##1D498E	1.00	8.77	2.40	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235091

Deuteranopia (green-blind)

#01468D

Tritanopia (blue-blind)

#005964

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1d498e;
/* rgb */ color: rgb(29, 73, 142);
/* oklch */ color: oklch(41.5% 0.124 259.3);

Tailwind

colors: {
  custom: {
    50: '#6b7baf',
    500: '#1d498e',
    950: '#000000',
  },
}

SCSS

$custom: #1d498e;
$custom-light: #6b7baf;
$custom-dark: #000000;

JSON

{
  "hex": "#1d498e",
  "rgb": {
    "r": 29,
    "g": 73,
    "b": 142
  },
  "hsl": {
    "h": 216.637,
    "s": 66.082,
    "l": 33.529
  },
  "oklch": {
    "l": 0.41519,
    "c": 0.12442,
    "h": 259.3
  },
  "luminance": 0.06979
}

Semantic roles & 50–950 ramp

primary

#1D498E

secondary

#BD904A

accent

#A73FE9

background

#F6F7FA

surface

#ECEDF5

border

#C7C8CF

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #1D498E

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

Preview Lab → · Contrast checker → · Palette generator →