#1D217D#1D217D

#1D217D is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.8% C 0.151 H 272.0°. Best body text is #FFFFFF at 13.41:1 contrast (WCAG AA passes).

Color values

HEX	#1D217D
RGB	rgb(29, 33, 125)
HSL	hsl(238, 62%, 30%)
HSV	hsv(238, 77%, 49%)
CMYK	cmyk(76.8%, 73.6%, 0%, 51%)
CIE-LAB	lab(19.35, 31.83, -52.16)
CIE-LCH	lch(19.35, 61.11, 301.39°)
OKLab	oklab(31.8% 0.0054 -0.1509)
OKLCH	oklch(31.8% 0.151 272)
XYZ	xyz(4.7510, 2.8291, 19.6937)
Luminance	0.0283 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D217D #7D791D

analogous

#1D517D #1D217D #491D7D

triadic

#1D217D #7D1D21 #217D1D

tetradic

#1D217D #7D1D51 #7D791D #1D7D49

square

#1D217D #7D1D51 #7D791D #1D7D49

split-complementary

#1D217D #7D491D #517D1D

monochromatic

#06071A #11144B #1D217D #292EAF #4147D3

Accessibility & contrast

On white

13.41

#1D217D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#1D217D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D217D

13.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D217D	#FFFFFF	#000000	##FFFFFF
##1D217D	1.00	13.41	1.57	13.41
#FFFFFF	13.41	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003380

Deuteranopia (green-blind)

#002A7B

Tritanopia (blue-blind)

#003B4C

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1d217d;
/* rgb */ color: rgb(29, 33, 125);
/* oklch */ color: oklch(31.8% 0.151 272.0);

Tailwind

colors: {
  custom: {
    50: '#6a5da4',
    500: '#1d217d',
    950: '#000000',
  },
}

SCSS

$custom: #1d217d;
$custom-light: #6a5da4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d217d",
  "rgb": {
    "r": 29,
    "g": 33,
    "b": 125
  },
  "hsl": {
    "h": 237.5,
    "s": 62.338,
    "l": 30.196
  },
  "oklch": {
    "l": 0.31798,
    "c": 0.15105,
    "h": 272
  },
  "luminance": 0.0283
}

Semantic roles & 50–950 ramp

primary

#1D217D

secondary

#B1AC45

accent

#DF42E5

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1D217D

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

Preview Lab → · Contrast checker → · Palette generator →