#1D136D#1D136D

#1D136D is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.9% C 0.145 H 276.4°. Best body text is #FFFFFF at 15.37:1 contrast (WCAG AA passes).

Color values

HEX	#1D136D
RGB	rgb(29, 19, 109)
HSL	hsl(247, 70%, 25%)
HSV	hsv(247, 83%, 43%)
CMYK	cmyk(73.4%, 82.6%, 0%, 57.3%)
CIE-LAB	lab(14.57, 34.55, -49.73)
CIE-LCH	lch(14.57, 60.56, 304.79°)
OKLab	oklab(27.88% 0.0162 -0.1438)
OKLCH	oklch(27.88% 0.145 276.4)
XYZ	xyz(3.4990, 1.8308, 14.6340)
Luminance	0.0183 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D136D #636D13

analogous

#13366D #1D136D #4A136D

triadic

#1D136D #6D1D13 #136D1D

tetradic

#1D136D #6D1336 #636D13 #136D4A

square

#1D136D #6D1336 #636D13 #136D4A

split-complementary

#1D136D #6D4A13 #366D13

monochromatic

#07051A #0F0A39 #1D136D #2B1CA1 #3925D5

Accessibility & contrast

On white

15.37

#1D136D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#1D136D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D136D

15.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D136D	#FFFFFF	#000000	##FFFFFF
##1D136D	1.00	15.37	1.37	15.37
#FFFFFF	15.37	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002970

Deuteranopia (green-blind)

#00216B

Tritanopia (blue-blind)

#002E40

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #1d136d;
/* rgb */ color: rgb(29, 19, 109);
/* oklch */ color: oklch(27.9% 0.145 276.4);

Tailwind

colors: {
  custom: {
    50: '#675398',
    500: '#1d136d',
    950: '#000000',
  },
}

SCSS

$custom: #1d136d;
$custom-light: #675398;
$custom-dark: #000000;

JSON

{
  "hex": "#1d136d",
  "rgb": {
    "r": 29,
    "g": 19,
    "b": 109
  },
  "hsl": {
    "h": 246.667,
    "s": 70.313,
    "l": 25.098
  },
  "oklch": {
    "l": 0.2788,
    "c": 0.14467,
    "h": 276.4
  },
  "luminance": 0.01831
}

Semantic roles & 50–950 ramp

primary

#1D136D

secondary

#98A438

accent

#ED3BD9

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #1D136D

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

Preview Lab → · Contrast checker → · Palette generator →