#1D117C#1D117C

#1D117C is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.5% C 0.165 H 274.4°. Best body text is #FFFFFF at 14.75:1 contrast (WCAG AA passes).

Color values

HEX	#1D117C
RGB	rgb(29, 17, 124)
HSL	hsl(247, 76%, 28%)
HSV	hsv(247, 86%, 49%)
CMYK	cmyk(76.6%, 86.3%, 0%, 51.4%)
CIE-LAB	lab(16.09, 40.45, -56.91)
CIE-LCH	lch(16.09, 69.82, 305.40°)
OKLab	oklab(29.47% 0.0126 -0.1646)
OKLCH	oklch(29.47% 0.165 274.4)
XYZ	xyz(4.3440, 2.1169, 19.2445)
Luminance	0.0212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D117C #707C11

analogous

#113A7C #1D117C #52117C

triadic

#1D117C #7C1D11 #117C1D

tetradic

#1D117C #7C113A #707C11 #117C52

square

#1D117C #7C113A #707C11 #117C52

split-complementary

#1D117C #7C5211 #3A7C11

monochromatic

#06041B #100A46 #1D117C #2A18B2 #3B26E1

Accessibility & contrast

On white

14.75

#1D117C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#1D117C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D117C

14.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D117C	#FFFFFF	#000000	##FFFFFF
##1D117C	1.00	14.75	1.42	14.75
#FFFFFF	14.75	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7F

Deuteranopia (green-blind)

#00237A

Tritanopia (blue-blind)

#003448

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1d117c;
/* rgb */ color: rgb(29, 17, 124);
/* oklch */ color: oklch(29.5% 0.165 274.4);

Tailwind

colors: {
  custom: {
    50: '#6b53a3',
    500: '#1d117c',
    950: '#000000',
  },
}

SCSS

$custom: #1d117c;
$custom-light: #6b53a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d117c",
  "rgb": {
    "r": 29,
    "g": 17,
    "b": 124
  },
  "hsl": {
    "h": 246.729,
    "s": 75.887,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29472,
    "c": 0.16504,
    "h": 274.4
  },
  "luminance": 0.02117
}

Semantic roles & 50–950 ramp

primary

#1D117C

secondary

#A4B237

accent

#F235DD

background

#F7F4FA

surface

#EDE8F4

border

#C8C4CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #1D117C

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

Preview Lab → · Contrast checker → · Palette generator →