#1C396D#1C396D

#1C396D is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.3% C 0.097 H 261.0°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#1C396D
RGB	rgb(28, 57, 109)
HSL	hsl(219, 59%, 27%)
HSV	hsv(219, 74%, 43%)
CMYK	cmyk(74.3%, 47.7%, 0%, 57.3%)
CIE-LAB	lab(24.57, 8.69, -33.45)
CIE-LCH	lch(24.57, 34.56, 284.56°)
OKLab	oklab(35.25% -0.0151 -0.0958)
OKLCH	oklch(35.25% 0.097 261)
XYZ	xyz(4.7013, 4.2768, 15.0428)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C396D #6D501C

analogous

#1C626D #1C396D #281C6D

triadic

#1C396D #6D1C39 #396D1C

tetradic

#1C396D #6D1C62 #6D501C #1C6D28

square

#1C396D #6D1C62 #6D501C #1C6D28

split-complementary

#1C396D #6D281C #626D1C

monochromatic

#060D18 #0F203C #1C396D #29529E #386DCC

Accessibility & contrast

On white

11.32

#1C396D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#1C396D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C396D

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C396D	#FFFFFF	#000000	##FFFFFF
##1C396D	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F3E6F

Deuteranopia (green-blind)

#0F376C

Tritanopia (blue-blind)

#00454D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1c396d;
/* rgb */ color: rgb(28, 57, 109);
/* oklch */ color: oklch(35.3% 0.097 261.0);

Tailwind

colors: {
  custom: {
    50: '#646e97',
    500: '#1c396d',
    950: '#000000',
  },
}

SCSS

$custom: #1c396d;
$custom-light: #646e97;
$custom-dark: #000000;

JSON

{
  "hex": "#1c396d",
  "rgb": {
    "r": 28,
    "g": 57,
    "b": 109
  },
  "hsl": {
    "h": 218.519,
    "s": 59.124,
    "l": 26.863
  },
  "oklch": {
    "l": 0.3525,
    "c": 0.09695,
    "h": 261
  },
  "luminance": 0.04277
}

Semantic roles & 50–950 ramp

primary

#1C396D

secondary

#A28043

accent

#AA45E2

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #1C396D

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

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