#1D1875#1D1875

#1D1875 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.5% C 0.150 H 274.4°. Best body text is #FFFFFF at 14.59:1 contrast (WCAG AA passes).

Color values

HEX	#1D1875
RGB	rgb(29, 24, 117)
HSL	hsl(243, 66%, 28%)
HSV	hsv(243, 79%, 46%)
CMYK	cmyk(75.2%, 79.5%, 0%, 54.1%)
CIE-LAB	lab(16.50, 34.47, -51.75)
CIE-LCH	lch(16.50, 62.18, 303.67°)
OKLab	oklab(29.51% 0.0116 -0.1497)
OKLCH	oklch(29.51% 0.15 274.4)
XYZ	xyz(4.0432, 2.1984, 17.0374)
Luminance	0.0220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1875 #707518

analogous

#184175 #1D1875 #4C1875

triadic

#1D1875 #751D18 #18751D

tetradic

#1D1875 #751841 #707518 #18754C

square

#1D1875 #751841 #707518 #18754C

split-complementary

#1D1875 #754C18 #417518

monochromatic

#060519 #100E42 #1D1875 #2A22A8 #3B32D5

Accessibility & contrast

On white

14.59

#1D1875 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#1D1875 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1875

14.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1875	#FFFFFF	#000000	##FFFFFF
##1D1875	1.00	14.59	1.44	14.59
#FFFFFF	14.59	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D78

Deuteranopia (green-blind)

#002473

Tritanopia (blue-blind)

#003446

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1d1875;
/* rgb */ color: rgb(29, 24, 117);
/* oklch */ color: oklch(29.5% 0.150 274.4);

Tailwind

colors: {
  custom: {
    50: '#69579e',
    500: '#1d1875',
    950: '#000000',
  },
}

SCSS

$custom: #1d1875;
$custom-light: #69579e;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1875",
  "rgb": {
    "r": 29,
    "g": 24,
    "b": 117
  },
  "hsl": {
    "h": 243.226,
    "s": 65.957,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29506,
    "c": 0.15012,
    "h": 274.4
  },
  "luminance": 0.02199
}

Semantic roles & 50–950 ramp

primary

#1D1875

secondary

#A4AA3F

accent

#E93FE0

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1D1875

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

Preview Lab → · Contrast checker → · Palette generator →