#1C1954#1C1954

#1C1954 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.0% C 0.103 H 278.7°. Best body text is #FFFFFF at 15.95:1 contrast (WCAG AA passes).

Color values

HEX	#1C1954
RGB	rgb(28, 25, 84)
HSL	hsl(243, 54%, 21%)
HSV	hsv(243, 70%, 33%)
CMYK	cmyk(66.7%, 70.2%, 0%, 67.1%)
CIE-LAB	lab(13.12, 21.70, -35.48)
CIE-LCH	lch(13.12, 41.59, 301.45°)
OKLab	oklab(26.01% 0.0156 -0.1022)
OKLCH	oklch(26.01% 0.103 278.7)
XYZ	xyz(2.4262, 1.5820, 8.5633)
Luminance	0.0158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1954 #515419

analogous

#193454 #1C1954 #3A1954

triadic

#1C1954 #541C19 #19541C

tetradic

#1C1954 #541934 #515419 #19543A

square

#1C1954 #541934 #515419 #19543A

split-complementary

#1C1954 #543A19 #345419

monochromatic

#080718 #0C0B25 #1C1954 #2C2783 #3B35B2

Accessibility & contrast

On white

15.95

#1C1954 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#1C1954 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1954

15.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1954	#FFFFFF	#000000	##FFFFFF
##1C1954	1.00	15.95	1.32	15.95
#FFFFFF	15.95	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002456

Deuteranopia (green-blind)

#001F53

Tritanopia (blue-blind)

#002833

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #1c1954;
/* rgb */ color: rgb(28, 25, 84);
/* oklch */ color: oklch(26.0% 0.103 278.7);

Tailwind

colors: {
  custom: {
    50: '#605685',
    500: '#1c1954',
    950: '#000000',
  },
}

SCSS

$custom: #1c1954;
$custom-light: #605685;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1954",
  "rgb": {
    "r": 28,
    "g": 25,
    "b": 84
  },
  "hsl": {
    "h": 243.051,
    "s": 54.128,
    "l": 21.373
  },
  "oklch": {
    "l": 0.26007,
    "c": 0.10337,
    "h": 278.7
  },
  "luminance": 0.01582
}

Semantic roles & 50–950 ramp

primary

#1C1954

secondary

#878A3E

accent

#DD4AD6

background

#F5F5F8

surface

#EAE9EF

border

#C6C5CA

text

#05030B

muted

#79787C

Preview Lab

Preview with #1C1954

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

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