#1D418F#1D418F

#1D418F is a dark, vivid blue. Relative luminance 0.060; OKLCH L 39.8% C 0.136 H 263.0°. Best body text is #FFFFFF at 9.52:1 contrast (WCAG AA passes).

Color values

HEX	#1D418F
RGB	rgb(29, 65, 143)
HSL	hsl(221, 66%, 34%)
HSV	hsv(221, 80%, 56%)
CMYK	cmyk(79.7%, 54.5%, 0%, 43.9%)
CIE-LAB	lab(29.47, 17.04, -46.87)
CIE-LCH	lch(29.47, 49.87, 289.98°)
OKLab	oklab(39.8% -0.0165 -0.1351)
OKLCH	oklch(39.8% 0.136 263)
XYZ	xyz(7.3531, 6.0241, 26.7565)
Luminance	0.0602 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D418F #8F6B1D

analogous

#1D7A8F #1D418F #321D8F

triadic

#1D418F #8F1D41 #418F1D

tetradic

#1D418F #8F1D7A #8F6B1D #1D8F32

square

#1D418F #8F1D7A #8F6B1D #1D8F32

split-complementary

#1D418F #8F321D #7A8F1D

monochromatic

#081329 #132A5C #1D418F #2758C2 #4C79DB

Accessibility & contrast

On white

9.52

#1D418F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#1D418F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D418F

9.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D418F	#FFFFFF	#000000	##FFFFFF
##1D418F	1.00	9.52	2.21	9.52
#FFFFFF	9.52	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#044B92

Deuteranopia (green-blind)

#00408D

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1d418f;
/* rgb */ color: rgb(29, 65, 143);
/* oklch */ color: oklch(39.8% 0.136 263.0);

Tailwind

colors: {
  custom: {
    50: '#6c75b0',
    500: '#1d418f',
    950: '#000000',
  },
}

SCSS

$custom: #1d418f;
$custom-light: #6c75b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1d418f",
  "rgb": {
    "r": 29,
    "g": 65,
    "b": 143
  },
  "hsl": {
    "h": 221.053,
    "s": 66.279,
    "l": 33.725
  },
  "oklch": {
    "l": 0.39797,
    "c": 0.13609,
    "h": 263
  },
  "luminance": 0.06025
}

Semantic roles & 50–950 ramp

primary

#1D418F

secondary

#BD994B

accent

#B33FE9

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1D418F

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

Preview Lab → · Contrast checker → · Palette generator →