#1D1079#1D1079

#1D1079 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 29.0% C 0.162 H 274.9°. Best body text is #FFFFFF at 14.97:1 contrast (WCAG AA passes).

Color values

HEX	#1D1079
RGB	rgb(29, 16, 121)
HSL	hsl(247, 77%, 27%)
HSV	hsv(247, 87%, 47%)
CMYK	cmyk(76%, 86.8%, 0%, 52.5%)
CIE-LAB	lab(15.55, 39.96, -55.89)
CIE-LCH	lch(15.55, 68.70, 305.57°)
OKLab	oklab(28.99% 0.0138 -0.1616)
OKLCH	oklch(28.99% 0.162 274.9)
XYZ	xyz(4.1420, 2.0119, 18.2555)
Luminance	0.0201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1079 #6C7910

analogous

#103779 #1D1079 #521079

triadic

#1D1079 #791D10 #10791D

tetradic

#1D1079 #791037 #6C7910 #107952

square

#1D1079 #791037 #6C7910 #107952

split-complementary

#1D1079 #795210 #377910

monochromatic

#06041B #100943 #1D1079 #2A17AF #3922E2

Accessibility & contrast

On white

14.97

#1D1079 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#1D1079 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1079

14.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1079	#FFFFFF	#000000	##FFFFFF
##1D1079	1.00	14.97	1.40	14.97
#FFFFFF	14.97	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B7C

Deuteranopia (green-blind)

#002277

Tritanopia (blue-blind)

#003246

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #1d1079;
/* rgb */ color: rgb(29, 16, 121);
/* oklch */ color: oklch(29.0% 0.162 274.9);

Tailwind

colors: {
  custom: {
    50: '#6b53a1',
    500: '#1d1079',
    950: '#000000',
  },
}

SCSS

$custom: #1d1079;
$custom-light: #6b53a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1079",
  "rgb": {
    "r": 29,
    "g": 16,
    "b": 121
  },
  "hsl": {
    "h": 247.429,
    "s": 76.642,
    "l": 26.863
  },
  "oklch": {
    "l": 0.2899,
    "c": 0.16215,
    "h": 274.9
  },
  "luminance": 0.02012
}

Semantic roles & 50–950 ramp

primary

#1D1079

secondary

#A1B035

accent

#F335DC

background

#F6F4FA

surface

#ECE7F3

border

#C7C3CD

text

#08020F

muted

#7A787F

Preview Lab

Preview with #1D1079

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

Preview Lab → · Contrast checker → · Palette generator →