#1D207F#1D207F

#1D207F is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.9% C 0.155 H 272.1°. Best body text is #FFFFFF at 13.42:1 contrast (WCAG AA passes).

Color values

HEX	#1D207F
RGB	rgb(29, 32, 127)
HSL	hsl(238, 63%, 31%)
HSV	hsv(238, 77%, 50%)
CMYK	cmyk(77.2%, 74.8%, 0%, 50.2%)
CIE-LAB	lab(19.33, 33.19, -53.46)
CIE-LCH	lch(19.33, 62.92, 301.84°)
OKLab	oklab(31.85% 0.0056 -0.1547)
OKLCH	oklch(31.85% 0.155 272.1)
XYZ	xyz(4.8527, 2.8260, 20.3643)
Luminance	0.0283 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D207F #7F7C1D

analogous

#1D517F #1D207F #4B1D7F

triadic

#1D207F #7F1D20 #207F1D

tetradic

#1D207F #7F1D51 #7F7C1D #1D7F4B

square

#1D207F #7F1D51 #7F7C1D #1D7F4B

split-complementary

#1D207F #7F4B1D #517F1D

monochromatic

#06071B #12134D #1D207F #282DB1 #4247D4

Accessibility & contrast

On white

13.42

#1D207F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#1D207F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D207F

13.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D207F	#FFFFFF	#000000	##FFFFFF
##1D207F	1.00	13.42	1.57	13.42
#FFFFFF	13.42	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003482

Deuteranopia (green-blind)

#002A7D

Tritanopia (blue-blind)

#003B4D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1d207f;
/* rgb */ color: rgb(29, 32, 127);
/* oklch */ color: oklch(31.9% 0.155 272.1);

Tailwind

colors: {
  custom: {
    50: '#6b5ca5',
    500: '#1d207f',
    950: '#000000',
  },
}

SCSS

$custom: #1d207f;
$custom-light: #6b5ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d207f",
  "rgb": {
    "r": 29,
    "g": 32,
    "b": 127
  },
  "hsl": {
    "h": 238.163,
    "s": 62.821,
    "l": 30.588
  },
  "oklch": {
    "l": 0.31853,
    "c": 0.15481,
    "h": 272.1
  },
  "luminance": 0.02827
}

Semantic roles & 50–950 ramp

primary

#1D207F

secondary

#B2AF45

accent

#E142E6

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08040F

muted

#7A797F

Preview Lab

Preview with #1D207F

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

Preview Lab → · Contrast checker → · Palette generator →