#1D498F#1D498F

#1D498F is a dark, vivid blue. Relative luminance 0.070; OKLCH L 41.6% C 0.126 H 259.5°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#1D498F
RGB	rgb(29, 73, 143)
HSL	hsl(217, 66%, 34%)
HSV	hsv(217, 80%, 56%)
CMYK	cmyk(79.7%, 49%, 0%, 43.9%)
CIE-LAB	lab(31.83, 11.55, -43.07)
CIE-LCH	lch(31.83, 44.59, 285.02°)
OKLab	oklab(41.59% -0.023 -0.1237)
OKLCH	oklch(41.59% 0.126 259.5)
XYZ	xyz(7.8454, 7.0086, 26.9206)
Luminance	0.0701 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D498F #8F631D

analogous

#1D828F #1D498F #2A1D8F

triadic

#1D498F #8F1D49 #498F1D

tetradic

#1D498F #8F1D82 #8F631D #1D8F2A

square

#1D498F #8F1D82 #8F631D #1D8F2A

split-complementary

#1D498F #8F2A1D #828F1D

monochromatic

#081529 #132F5C #1D498F #2763C2 #4C83DB

Accessibility & contrast

On white

8.74

#1D498F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#1D498F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D498F

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D498F	#FFFFFF	#000000	##FFFFFF
##1D498F	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#225092

Deuteranopia (green-blind)

#00468E

Tritanopia (blue-blind)

#005A65

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1d498f;
/* rgb */ color: rgb(29, 73, 143);
/* oklch */ color: oklch(41.6% 0.126 259.5);

Tailwind

colors: {
  custom: {
    50: '#6b7bb0',
    500: '#1d498f',
    950: '#000000',
  },
}

SCSS

$custom: #1d498f;
$custom-light: #6b7bb0;
$custom-dark: #000000;

JSON

{
  "hex": "#1d498f",
  "rgb": {
    "r": 29,
    "g": 73,
    "b": 143
  },
  "hsl": {
    "h": 216.842,
    "s": 66.279,
    "l": 33.725
  },
  "oklch": {
    "l": 0.41594,
    "c": 0.12585,
    "h": 259.5
  },
  "luminance": 0.07009
}

Semantic roles & 50–950 ramp

primary

#1D498F

secondary

#BD914B

accent

#A73FE9

background

#F6F7FA

surface

#ECEDF5

border

#C7C8CF

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #1D498F

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

Preview Lab → · Contrast checker → · Palette generator →