#1D1275#1D1275

#1D1275 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.7% C 0.156 H 275.3°. Best body text is #FFFFFF at 15.05:1 contrast (WCAG AA passes).

Color values

HEX	#1D1275
RGB	rgb(29, 18, 117)
HSL	hsl(247, 73%, 26%)
HSV	hsv(247, 85%, 46%)
CMYK	cmyk(75.2%, 84.6%, 0%, 54.1%)
CIE-LAB	lab(15.37, 37.72, -53.61)
CIE-LCH	lch(15.37, 65.55, 305.13°)
OKLab	oklab(28.72% 0.0143 -0.155)
OKLCH	oklch(28.72% 0.156 275.3)
XYZ	xyz(3.9328, 1.9778, 17.0007)
Luminance	0.0198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1275 #6A7512

analogous

#123975 #1D1275 #4F1275

triadic

#1D1275 #751D12 #12751D

tetradic

#1D1275 #751239 #6A7512 #12754F

square

#1D1275 #751239 #6A7512 #12754F

split-complementary

#1D1275 #754F12 #397512

monochromatic

#07041B #100A40 #1D1275 #2A1AAA #3924DD

Accessibility & contrast

On white

15.05

#1D1275 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#1D1275 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1275

15.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1275	#FFFFFF	#000000	##FFFFFF
##1D1275	1.00	15.05	1.40	15.05
#FFFFFF	15.05	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B78

Deuteranopia (green-blind)

#002273

Tritanopia (blue-blind)

#003144

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1d1275;
/* rgb */ color: rgb(29, 18, 117);
/* oklch */ color: oklch(28.7% 0.156 275.3);

Tailwind

colors: {
  custom: {
    50: '#69539e',
    500: '#1d1275',
    950: '#000000',
  },
}

SCSS

$custom: #1d1275;
$custom-light: #69539e;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1275",
  "rgb": {
    "r": 29,
    "g": 18,
    "b": 117
  },
  "hsl": {
    "h": 246.667,
    "s": 73.333,
    "l": 26.471
  },
  "oklch": {
    "l": 0.2872,
    "c": 0.15565,
    "h": 275.3
  },
  "luminance": 0.01978
}

Semantic roles & 50–950 ramp

primary

#1D1275

secondary

#9FAC37

accent

#F038DC

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1D1275

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

Preview Lab → · Contrast checker → · Palette generator →