#1C4082#1C4082

#1C4082 is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.5% C 0.119 H 261.3°. Best body text is #FFFFFF at 9.98:1 contrast (WCAG AA passes).

Color values

HEX	#1C4082
RGB	rgb(28, 64, 130)
HSL	hsl(219, 65%, 31%)
HSV	hsv(219, 78%, 51%)
CMYK	cmyk(78.5%, 50.8%, 0%, 49%)
CIE-LAB	lab(28.18, 12.35, -40.91)
CIE-LCH	lch(28.18, 42.74, 286.79°)
OKLab	oklab(38.5% -0.0181 -0.1176)
OKLCH	oklch(38.5% 0.119 261.3)
XYZ	xyz(6.3401, 5.5247, 21.8470)
Luminance	0.0553 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4082 #825E1C

analogous

#1C7382 #1C4082 #2B1C82

triadic

#1C4082 #821C40 #40821C

tetradic

#1C4082 #821C73 #825E1C #1C822B

square

#1C4082 #821C73 #825E1C #1C822B

split-complementary

#1C4082 #822B1C #73821C

monochromatic

#060E1D #112750 #1C4082 #2759B4 #4276D6

Accessibility & contrast

On white

9.98

#1C4082 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#1C4082 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4082

9.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4082	#FFFFFF	#000000	##FFFFFF
##1C4082	1.00	9.98	2.11	9.98
#FFFFFF	9.98	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#194784

Deuteranopia (green-blind)

#003E81

Tritanopia (blue-blind)

#00505A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #1c4082;
/* rgb */ color: rgb(28, 64, 130);
/* oklch */ color: oklch(38.5% 0.119 261.3);

Tailwind

colors: {
  custom: {
    50: '#6874a7',
    500: '#1c4082',
    950: '#000000',
  },
}

SCSS

$custom: #1c4082;
$custom-light: #6874a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4082",
  "rgb": {
    "r": 28,
    "g": 64,
    "b": 130
  },
  "hsl": {
    "h": 218.824,
    "s": 64.557,
    "l": 30.98
  },
  "oklch": {
    "l": 0.38495,
    "c": 0.11897,
    "h": 261.3
  },
  "luminance": 0.05525
}

Semantic roles & 50–950 ramp

primary

#1C4082

secondary

#B58E44

accent

#AD40E8

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #1C4082

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

Preview Lab → · Contrast checker → · Palette generator →