#1C367D#1C367D

#1C367D is a dark, vivid blue. Relative luminance 0.044; OKLCH L 35.8% C 0.125 H 265.3°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#1C367D
RGB	rgb(28, 54, 125)
HSL	hsl(224, 63%, 30%)
HSV	hsv(224, 78%, 49%)
CMYK	cmyk(77.6%, 56.8%, 0%, 51%)
CIE-LAB	lab(24.84, 17.32, -43.18)
CIE-LCH	lch(24.84, 46.52, 291.86°)
OKLab	oklab(35.84% -0.0102 -0.1244)
OKLCH	oklch(35.84% 0.125 265.3)
XYZ	xyz(5.4984, 4.3653, 19.9509)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C367D #7D631C

analogous

#1C667D #1C367D #331C7D

triadic

#1C367D #7D1C36 #367D1C

tetradic

#1C367D #7D1C66 #7D631C #1C7D33

square

#1C367D #7D1C66 #7D631C #1C7D33

split-complementary

#1C367D #7D331C #667D1C

monochromatic

#060B19 #11204B #1C367D #274CAF #3F67D4

Accessibility & contrast

On white

11.21

#1C367D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#1C367D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C367D

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C367D	#FFFFFF	#000000	##FFFFFF
##1C367D	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00407F

Deuteranopia (green-blind)

#00377C

Tritanopia (blue-blind)

#004754

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1c367d;
/* rgb */ color: rgb(28, 54, 125);
/* oklch */ color: oklch(35.8% 0.125 265.3);

Tailwind

colors: {
  custom: {
    50: '#686ca3',
    500: '#1c367d',
    950: '#000000',
  },
}

SCSS

$custom: #1c367d;
$custom-light: #686ca3;
$custom-dark: #000000;

JSON

{
  "hex": "#1c367d",
  "rgb": {
    "r": 28,
    "g": 54,
    "b": 125
  },
  "hsl": {
    "h": 223.918,
    "s": 63.399,
    "l": 30
  },
  "oklch": {
    "l": 0.35839,
    "c": 0.12486,
    "h": 265.3
  },
  "luminance": 0.04366
}

Semantic roles & 50–950 ramp

primary

#1C367D

secondary

#B19444

accent

#BA41E6

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1C367D

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

Preview Lab → · Contrast checker → · Palette generator →