#1D217C#1D217C

#1D217C is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.7% C 0.150 H 272.1°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#1D217C
RGB	rgb(29, 33, 124)
HSL	hsl(237, 62%, 30%)
HSV	hsv(237, 77%, 49%)
CMYK	cmyk(76.6%, 73.4%, 0%, 51.4%)
CIE-LAB	lab(19.24, 31.46, -51.70)
CIE-LCH	lch(19.24, 60.52, 301.32°)
OKLab	oklab(31.69% 0.0055 -0.1496)
OKLCH	oklch(31.69% 0.15 272.1)
XYZ	xyz(4.6874, 2.8037, 19.3590)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D217C #7C781D

analogous

#1D507C #1D217C #491D7C

triadic

#1D217C #7C1D21 #217C1D

tetradic

#1D217C #7C1D50 #7C781D #1D7C49

square

#1D217C #7C1D50 #7C781D #1D7C49

split-complementary

#1D217C #7C491D #507C1D

monochromatic

#060719 #11144A #1D217C #292EAE #4147D3

Accessibility & contrast

On white

13.45

#1D217C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1D217C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D217C

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D217C	#FFFFFF	#000000	##FFFFFF
##1D217C	1.00	13.45	1.56	13.45
#FFFFFF	13.45	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337F

Deuteranopia (green-blind)

#002A7A

Tritanopia (blue-blind)

#003A4C

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1d217c;
/* rgb */ color: rgb(29, 33, 124);
/* oklch */ color: oklch(31.7% 0.150 272.1);

Tailwind

colors: {
  custom: {
    50: '#6a5da3',
    500: '#1d217c',
    950: '#000000',
  },
}

SCSS

$custom: #1d217c;
$custom-light: #6a5da3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d217c",
  "rgb": {
    "r": 29,
    "g": 33,
    "b": 124
  },
  "hsl": {
    "h": 237.474,
    "s": 62.092,
    "l": 30
  },
  "oklch": {
    "l": 0.31689,
    "c": 0.1497,
    "h": 272.1
  },
  "luminance": 0.02804
}

Semantic roles & 50–950 ramp

primary

#1D217C

secondary

#B0AB45

accent

#DE43E5

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1D217C

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

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