#1D1972#1D1972

#1D1972 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.3% C 0.145 H 274.7°. Best body text is #FFFFFF at 14.64:1 contrast (WCAG AA passes).

Color values

HEX	#1D1972
RGB	rgb(29, 25, 114)
HSL	hsl(243, 64%, 27%)
HSV	hsv(243, 78%, 45%)
CMYK	cmyk(74.6%, 78.1%, 0%, 55.3%)
CIE-LAB	lab(16.36, 32.83, -50.03)
CIE-LCH	lch(16.36, 59.84, 303.28°)
OKLab	oklab(29.31% 0.0118 -0.1447)
OKLCH	oklch(29.31% 0.145 274.7)
XYZ	xyz(3.8906, 2.1710, 16.1303)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1972 #6E7219

analogous

#194172 #1D1972 #4A1972

triadic

#1D1972 #721D19 #19721D

tetradic

#1D1972 #721941 #6E7219 #19724A

square

#1D1972 #721941 #6E7219 #19724A

split-complementary

#1D1972 #724A19 #417219

monochromatic

#060619 #100E40 #1D1972 #2A24A4 #3A33D2

Accessibility & contrast

On white

14.64

#1D1972 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#1D1972 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1972

14.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1972	#FFFFFF	#000000	##FFFFFF
##1D1972	1.00	14.64	1.43	14.64
#FFFFFF	14.64	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D75

Deuteranopia (green-blind)

#002470

Tritanopia (blue-blind)

#003344

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1d1972;
/* rgb */ color: rgb(29, 25, 114);
/* oklch */ color: oklch(29.3% 0.145 274.7);

Tailwind

colors: {
  custom: {
    50: '#68579c',
    500: '#1d1972',
    950: '#000000',
  },
}

SCSS

$custom: #1d1972;
$custom-light: #68579c;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1972",
  "rgb": {
    "r": 29,
    "g": 25,
    "b": 114
  },
  "hsl": {
    "h": 242.697,
    "s": 64.029,
    "l": 27.255
  },
  "oklch": {
    "l": 0.29309,
    "c": 0.14517,
    "h": 274.7
  },
  "luminance": 0.02171
}

Semantic roles & 50–950 ramp

primary

#1D1972

secondary

#A2A740

accent

#E741E0

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1D1972

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

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