#1D217A#1D217A

#1D217A is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.5% C 0.147 H 272.3°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#1D217A
RGB	rgb(29, 33, 122)
HSL	hsl(237, 62%, 30%)
HSV	hsv(237, 76%, 48%)
CMYK	cmyk(76.2%, 73%, 0%, 52.2%)
CIE-LAB	lab(19.03, 30.73, -50.78)
CIE-LCH	lch(19.03, 59.35, 301.18°)
OKLab	oklab(31.47% 0.0058 -0.1469)
OKLCH	oklch(31.47% 0.147 272.3)
XYZ	xyz(4.5622, 2.7536, 18.6996)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D217A #7A761D

analogous

#1D507A #1D217A #471D7A

triadic

#1D217A #7A1D21 #217A1D

tetradic

#1D217A #7A1D50 #7A761D #1D7A47

square

#1D217A #7A1D50 #7A761D #1D7A47

split-complementary

#1D217A #7A471D #507A1D

monochromatic

#060719 #111449 #1D217A #292EAB #4046D2

Accessibility & contrast

On white

13.54

#1D217A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#1D217A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D217A

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D217A	#FFFFFF	#000000	##FFFFFF
##1D217A	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337D

Deuteranopia (green-blind)

#002A78

Tritanopia (blue-blind)

#003A4B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1d217a;
/* rgb */ color: rgb(29, 33, 122);
/* oklch */ color: oklch(31.5% 0.147 272.3);

Tailwind

colors: {
  custom: {
    50: '#695da1',
    500: '#1d217a',
    950: '#000000',
  },
}

SCSS

$custom: #1d217a;
$custom-light: #695da1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d217a",
  "rgb": {
    "r": 29,
    "g": 33,
    "b": 122
  },
  "hsl": {
    "h": 237.419,
    "s": 61.589,
    "l": 29.608
  },
  "oklch": {
    "l": 0.31474,
    "c": 0.14702,
    "h": 272.3
  },
  "luminance": 0.02754
}

Semantic roles & 50–950 ramp

primary

#1D217A

secondary

#AEA945

accent

#DE43E5

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1D217A

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

Preview Lab → · Contrast checker → · Palette generator →