#1C4086#1C4086

#1C4086 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 38.8% C 0.125 H 261.9°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#1C4086
RGB	rgb(28, 64, 134)
HSL	hsl(220, 65%, 32%)
HSV	hsv(220, 79%, 53%)
CMYK	cmyk(79.1%, 52.2%, 0%, 47.5%)
CIE-LAB	lab(28.47, 13.98, -42.94)
CIE-LCH	lch(28.47, 45.15, 288.03°)
OKLab	oklab(38.81% -0.0175 -0.1235)
OKLCH	oklch(38.81% 0.125 261.9)
XYZ	xyz(6.6138, 5.6341, 23.2886)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4086 #86621C

analogous

#1C7586 #1C4086 #2D1C86

triadic

#1C4086 #861C40 #40861C

tetradic

#1C4086 #861C75 #86621C #1C862D

square

#1C4086 #861C75 #86621C #1C862D

split-complementary

#1C4086 #862D1C #75861C

monochromatic

#071021 #112853 #1C4086 #2758B9 #4477D8

Accessibility & contrast

On white

9.87

#1C4086 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#1C4086 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4086

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4086	#FFFFFF	#000000	##FFFFFF
##1C4086	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#144889

Deuteranopia (green-blind)

#003F85

Tritanopia (blue-blind)

#00515C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #1c4086;
/* rgb */ color: rgb(28, 64, 134);
/* oklch */ color: oklch(38.8% 0.125 261.9);

Tailwind

colors: {
  custom: {
    50: '#6974aa',
    500: '#1c4086',
    950: '#000000',
  },
}

SCSS

$custom: #1c4086;
$custom-light: #6974aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4086",
  "rgb": {
    "r": 28,
    "g": 64,
    "b": 134
  },
  "hsl": {
    "h": 219.623,
    "s": 65.432,
    "l": 31.765
  },
  "oklch": {
    "l": 0.38809,
    "c": 0.12477,
    "h": 261.9
  },
  "luminance": 0.05635
}

Semantic roles & 50–950 ramp

primary

#1C4086

secondary

#B99245

accent

#AF3FE8

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1C4086

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

Preview Lab → · Contrast checker → · Palette generator →