#1C327B#1C327B

#1C327B is a dark, vivid blue. Relative luminance 0.040; OKLCH L 34.8% C 0.127 H 266.8°. Best body text is #FFFFFF at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#1C327B
RGB	rgb(28, 50, 123)
HSL	hsl(226, 63%, 30%)
HSV	hsv(226, 77%, 48%)
CMYK	cmyk(77.2%, 59.3%, 0%, 51.8%)
CIE-LAB	lab(23.53, 19.34, -44.05)
CIE-LCH	lch(23.53, 48.10, 293.71°)
OKLab	oklab(34.8% -0.0071 -0.1271)
OKLCH	oklch(34.8% 0.127 266.8)
XYZ	xyz(5.1934, 3.9576, 19.2252)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C327B #7B651C

analogous

#1C627B #1C327B #351C7B

triadic

#1C327B #7B1C32 #327B1C

tetradic

#1C327B #7B1C62 #7B651C #1C7B35

square

#1C327B #7B1C62 #7B651C #1C7B35

split-complementary

#1C327B #7B351C #627B1C

monochromatic

#060A19 #111E49 #1C327B #2746AD #3E61D3

Accessibility & contrast

On white

11.72

#1C327B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#1C327B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C327B

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C327B	#FFFFFF	#000000	##FFFFFF
##1C327B	1.00	11.72	1.79	11.72
#FFFFFF	11.72	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7D

Deuteranopia (green-blind)

#00347A

Tritanopia (blue-blind)

#004451

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1c327b;
/* rgb */ color: rgb(28, 50, 123);
/* oklch */ color: oklch(34.8% 0.127 266.8);

Tailwind

colors: {
  custom: {
    50: '#6769a2',
    500: '#1c327b',
    950: '#000000',
  },
}

SCSS

$custom: #1c327b;
$custom-light: #6769a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c327b",
  "rgb": {
    "r": 28,
    "g": 50,
    "b": 123
  },
  "hsl": {
    "h": 226.105,
    "s": 62.914,
    "l": 29.608
  },
  "oklch": {
    "l": 0.34799,
    "c": 0.12726,
    "h": 266.8
  },
  "luminance": 0.03958
}

Semantic roles & 50–950 ramp

primary

#1C327B

secondary

#AF9644

accent

#C042E6

background

#F6F6FA

surface

#EBEBF3

border

#C6C6CD

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1C327B

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

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