#1D198D#1D198D

#1D198D is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.5% C 0.179 H 271.8°. Best body text is #FFFFFF at 13.32:1 contrast (WCAG AA passes).

Color values

HEX	#1D198D
RGB	rgb(29, 25, 141)
HSL	hsl(242, 70%, 33%)
HSV	hsv(242, 82%, 55%)
CMYK	cmyk(79.4%, 82.3%, 0%, 44.7%)
CIE-LAB	lab(19.55, 42.01, -61.90)
CIE-LCH	lch(19.55, 74.82, 304.16°)
OKLab	oklab(32.48% 0.0056 -0.1792)
OKLCH	oklch(32.48% 0.179 271.8)
XYZ	xyz(5.6604, 2.8789, 25.4515)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D198D #898D19

analogous

#194F8D #1D198D #57198D

triadic

#1D198D #8D1D19 #198D1D

tetradic

#1D198D #8D194F #898D19 #198D57

square

#1D198D #8D194F #898D19 #198D57

split-complementary

#1D198D #8D5719 #4F8D19

monochromatic

#080725 #121059 #1D198D #2822C1 #4843DE

Accessibility & contrast

On white

13.32

#1D198D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#1D198D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D198D

13.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D198D	#FFFFFF	#000000	##FFFFFF
##1D198D	1.00	13.32	1.58	13.32
#FFFFFF	13.32	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003590

Deuteranopia (green-blind)

#00298B

Tritanopia (blue-blind)

#003D54

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1d198d;
/* rgb */ color: rgb(29, 25, 141);
/* oklch */ color: oklch(32.5% 0.179 271.8);

Tailwind

colors: {
  custom: {
    50: '#6f59b0',
    500: '#1d198d',
    950: '#000000',
  },
}

SCSS

$custom: #1d198d;
$custom-light: #6f59b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1d198d",
  "rgb": {
    "r": 29,
    "g": 25,
    "b": 141
  },
  "hsl": {
    "h": 242.069,
    "s": 69.88,
    "l": 32.549
  },
  "oklch": {
    "l": 0.32483,
    "c": 0.17925,
    "h": 271.8
  },
  "luminance": 0.0288
}

Semantic roles & 50–950 ramp

primary

#1D198D

secondary

#BABF43

accent

#ED3BE7

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1D198D

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

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