#1C1940#1C1940

#1C1940 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.2% C 0.072 H 283.1°. Best body text is #FFFFFF at 16.63:1 contrast (WCAG AA passes).

Color values

HEX	#1C1940
RGB	rgb(28, 25, 64)
HSL	hsl(245, 44%, 17%)
HSV	hsv(245, 61%, 25%)
CMYK	cmyk(56.2%, 60.9%, 0%, 74.9%)
CIE-LAB	lab(11.36, 14.14, -24.50)
CIE-LCH	lch(11.36, 28.28, 299.99°)
OKLab	oklab(24.16% 0.0163 -0.0699)
OKLCH	oklch(24.16% 0.072 283.1)
XYZ	xyz(1.7517, 1.3122, 5.0105)
Luminance	0.0131 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1940 #3D4019

analogous

#192A40 #1C1940 #2F1940

triadic

#1C1940 #401C19 #19401C

tetradic

#1C1940 #40192A #3D4019 #19402F

square

#1C1940 #40192A #3D4019 #19402F

split-complementary

#1C1940 #402F19 #2A4019

monochromatic

#0A0916 #0A0916 #1C1940 #2F2A6C #433B98

Accessibility & contrast

On white

16.63

#1C1940 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#1C1940 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1940

16.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1940	#FFFFFF	#000000	##FFFFFF
##1C1940	1.00	16.63	1.26	16.63
#FFFFFF	16.63	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#051F41

Deuteranopia (green-blind)

#031D3F

Tritanopia (blue-blind)

#0F2229

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #1c1940;
/* rgb */ color: rgb(28, 25, 64);
/* oklch */ color: oklch(24.2% 0.072 283.1);

Tailwind

colors: {
  custom: {
    50: '#5b5575',
    500: '#1c1940',
    950: '#000000',
  },
}

SCSS

$custom: #1c1940;
$custom-light: #5b5575;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1940",
  "rgb": {
    "r": 28,
    "g": 25,
    "b": 64
  },
  "hsl": {
    "h": 244.615,
    "s": 43.82,
    "l": 17.451
  },
  "oklch": {
    "l": 0.24157,
    "c": 0.07175,
    "h": 283.1
  },
  "luminance": 0.01312
}

Semantic roles & 50–950 ramp

primary

#1C1940

secondary

#72763F

accent

#D454CA

background

#F5F4F7

surface

#E9E8ED

border

#C5C4C8

text

#040308

muted

#79787B

Preview Lab

Preview with #1C1940

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

Preview Lab → · Contrast checker → · Palette generator →