#1C367E#1C367E

#1C367E is a dark, vivid blue. Relative luminance 0.044; OKLCH L 35.9% C 0.126 H 265.4°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#1C367E
RGB	rgb(28, 54, 126)
HSL	hsl(224, 64%, 30%)
HSV	hsv(224, 78%, 49%)
CMYK	cmyk(77.8%, 57.1%, 0%, 50.6%)
CIE-LAB	lab(24.92, 17.73, -43.68)
CIE-LCH	lch(24.92, 47.14, 292.09°)
OKLab	oklab(35.92% -0.0101 -0.1259)
OKLCH	oklch(35.92% 0.126 265.4)
XYZ	xyz(5.5626, 4.3910, 20.2890)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C367E #7E641C

analogous

#1C677E #1C367E #331C7E

triadic

#1C367E #7E1C36 #367E1C

tetradic

#1C367E #7E1C67 #7E641C #1C7E33

square

#1C367E #7E1C67 #7E641C #1C7E33

split-complementary

#1C367E #7E331C #677E1C

monochromatic

#060B1A #11214C #1C367E #274BB0 #4067D5

Accessibility & contrast

On white

11.18

#1C367E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#1C367E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C367E

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C367E	#FFFFFF	#000000	##FFFFFF
##1C367E	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004080

Deuteranopia (green-blind)

#00377D

Tritanopia (blue-blind)

#004854

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1c367e;
/* rgb */ color: rgb(28, 54, 126);
/* oklch */ color: oklch(35.9% 0.126 265.4);

Tailwind

colors: {
  custom: {
    50: '#686ca4',
    500: '#1c367e',
    950: '#000000',
  },
}

SCSS

$custom: #1c367e;
$custom-light: #686ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#1c367e",
  "rgb": {
    "r": 28,
    "g": 54,
    "b": 126
  },
  "hsl": {
    "h": 224.082,
    "s": 63.636,
    "l": 30.196
  },
  "oklch": {
    "l": 0.35924,
    "c": 0.12632,
    "h": 265.4
  },
  "luminance": 0.04392
}

Semantic roles & 50–950 ramp

primary

#1C367E

secondary

#B29544

accent

#BB41E7

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1C367E

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

Preview Lab → · Contrast checker → · Palette generator →