#1C2B96#1C2B96

#1C2B96 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.1% C 0.173 H 268.7°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#1C2B96
RGB	rgb(28, 43, 150)
HSL	hsl(233, 69%, 35%)
HSV	hsv(233, 81%, 59%)
CMYK	cmyk(81.3%, 71.3%, 0%, 41.2%)
CIE-LAB	lab(24.24, 34.57, -59.73)
CIE-LCH	lch(24.24, 69.01, 300.06°)
OKLab	oklab(36.1% -0.0038 -0.173)
OKLCH	oklch(36.1% 0.173 268.7)
XYZ	xyz(6.8459, 4.1758, 29.2935)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2B96 #96871C

analogous

#1C6896 #1C2B96 #4A1C96

triadic

#1C2B96 #961C2B #2B961C

tetradic

#1C2B96 #961C68 #96871C #1C964A

square

#1C2B96 #961C68 #96871C #1C964A

split-complementary

#1C2B96 #964A1C #68961C

monochromatic

#090D2F #121C62 #1C2B96 #263ACA #4E60DE

Accessibility & contrast

On white

11.44

#1C2B96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#1C2B96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2B96

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2B96	#FFFFFF	#000000	##FFFFFF
##1C2B96	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004099

Deuteranopia (green-blind)

#003494

Tritanopia (blue-blind)

#00495D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1c2b96;
/* rgb */ color: rgb(28, 43, 150);
/* oklch */ color: oklch(36.1% 0.173 268.7);

Tailwind

colors: {
  custom: {
    50: '#6f65b6',
    500: '#1c2b96',
    950: '#000000',
  },
}

SCSS

$custom: #1c2b96;
$custom-light: #6f65b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2b96",
  "rgb": {
    "r": 28,
    "g": 43,
    "b": 150
  },
  "hsl": {
    "h": 232.623,
    "s": 68.539,
    "l": 34.902
  },
  "oklch": {
    "l": 0.36099,
    "c": 0.17305,
    "h": 268.7
  },
  "luminance": 0.04177
}

Semantic roles & 50–950 ramp

primary

#1C2B96

secondary

#C1B24D

accent

#D63CEB

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #1C2B96

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

Preview Lab → · Contrast checker → · Palette generator →