#1D135F#1D135F

#1D135F is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.3% C 0.126 H 279.1°. Best body text is #FFFFFF at 16.02:1 contrast (WCAG AA passes).

Color values

HEX	#1D135F
RGB	rgb(29, 19, 95)
HSL	hsl(248, 67%, 22%)
HSV	hsv(248, 80%, 37%)
CMYK	cmyk(69.5%, 80%, 0%, 62.7%)
CIE-LAB	lab(12.94, 29.76, -43.18)
CIE-LCH	lch(12.94, 52.44, 304.57°)
OKLab	oklab(26.25% 0.02 -0.1247)
OKLCH	oklch(26.25% 0.126 279.1)
XYZ	xyz(2.8045, 1.5530, 10.9762)
Luminance	0.0155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D135F #555F13

analogous

#132F5F #1D135F #43135F

triadic

#1D135F #5F1D13 #135F1D

tetradic

#1D135F #5F132F #555F13 #135F43

square

#1D135F #5F132F #555F13 #135F43

split-complementary

#1D135F #5F4313 #2F5F13

monochromatic

#08051A #0D092C #1D135F #2D1D92 #3C27C5

Accessibility & contrast

On white

16.02

#1D135F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#1D135F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D135F

16.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D135F	#FFFFFF	#000000	##FFFFFF
##1D135F	1.00	16.02	1.31	16.02
#FFFFFF	16.02	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002461

Deuteranopia (green-blind)

#001E5E

Tritanopia (blue-blind)

#002938

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #1d135f;
/* rgb */ color: rgb(29, 19, 95);
/* oklch */ color: oklch(26.3% 0.126 279.1);

Tailwind

colors: {
  custom: {
    50: '#64528d',
    500: '#1d135f',
    950: '#000000',
  },
}

SCSS

$custom: #1d135f;
$custom-light: #64528d;
$custom-dark: #000000;

JSON

{
  "hex": "#1d135f",
  "rgb": {
    "r": 29,
    "g": 19,
    "b": 95
  },
  "hsl": {
    "h": 247.895,
    "s": 66.667,
    "l": 22.353
  },
  "oklch": {
    "l": 0.26251,
    "c": 0.12628,
    "h": 279.1
  },
  "luminance": 0.01553
}

Semantic roles & 50–950 ramp

primary

#1D135F

secondary

#8A9737

accent

#EA3ED3

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1D135F

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

Preview Lab → · Contrast checker → · Palette generator →