#1C336A#1C336A

#1C336A is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.6% C 0.100 H 264.5°. Best body text is #FFFFFF at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#1C336A
RGB	rgb(28, 51, 106)
HSL	hsl(222, 58%, 26%)
HSV	hsv(222, 74%, 42%)
CMYK	cmyk(73.6%, 51.9%, 0%, 58.4%)
CIE-LAB	lab(22.50, 11.72, -34.85)
CIE-LCH	lch(22.50, 36.77, 288.60°)
OKLab	oklab(33.6% -0.0096 -0.1)
OKLCH	oklch(33.6% 0.1 264.5)
XYZ	xyz(4.2633, 3.6547, 14.1136)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C336A #6A531C

analogous

#1C5A6A #1C336A #2C1C6A

triadic

#1C336A #6A1C33 #336A1C

tetradic

#1C336A #6A1C5A #6A531C #1C6A2C

square

#1C336A #6A1C5A #6A531C #1C6A2C

split-complementary

#1C336A #6A2C1C #5A6A1C

monochromatic

#060C18 #0F1C3A #1C336A #294A9A #3662CA

Accessibility & contrast

On white

12.13

#1C336A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#1C336A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C336A

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C336A	#FFFFFF	#000000	##FFFFFF
##1C336A	1.00	12.13	1.73	12.13
#FFFFFF	12.13	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#143A6C

Deuteranopia (green-blind)

#003269

Tritanopia (blue-blind)

#004049

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1c336a;
/* rgb */ color: rgb(28, 51, 106);
/* oklch */ color: oklch(33.6% 0.100 264.5);

Tailwind

colors: {
  custom: {
    50: '#636a95',
    500: '#1c336a',
    950: '#000000',
  },
}

SCSS

$custom: #1c336a;
$custom-light: #636a95;
$custom-dark: #000000;

JSON

{
  "hex": "#1c336a",
  "rgb": {
    "r": 28,
    "g": 51,
    "b": 106
  },
  "hsl": {
    "h": 222.308,
    "s": 58.209,
    "l": 26.275
  },
  "oklch": {
    "l": 0.33595,
    "c": 0.10044,
    "h": 264.5
  },
  "luminance": 0.03655
}

Semantic roles & 50–950 ramp

primary

#1C336A

secondary

#9F8443

accent

#B446E1

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #1C336A

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

Preview Lab → · Contrast checker → · Palette generator →