#1C418A#1C418A

#1C418A is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.4% C 0.129 H 262.1°. Best body text is #FFFFFF at 9.67:1 contrast (WCAG AA passes).

Color values

HEX	#1C418A
RGB	rgb(28, 65, 138)
HSL	hsl(220, 66%, 33%)
HSV	hsv(220, 80%, 54%)
CMYK	cmyk(79.7%, 52.9%, 0%, 45.9%)
CIE-LAB	lab(29.06, 14.91, -44.46)
CIE-LCH	lch(29.06, 46.89, 288.54°)
OKLab	oklab(39.35% -0.0178 -0.128)
OKLCH	oklch(39.35% 0.129 262.1)
XYZ	xyz(6.9550, 5.8616, 24.8047)
Luminance	0.0586 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C418A #8A651C

analogous

#1C788A #1C418A #2E1C8A

triadic

#1C418A #8A1C41 #418A1C

tetradic

#1C418A #8A1C78 #8A651C #1C8A2E

square

#1C418A #8A1C78 #8A651C #1C8A2E

split-complementary

#1C418A #8A2E1C #788A1C

monochromatic

#071124 #122957 #1C418A #2659BD #4778DA

Accessibility & contrast

On white

9.67

#1C418A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#1C418A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C418A

9.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C418A	#FFFFFF	#000000	##FFFFFF
##1C418A	1.00	9.67	2.17	9.67
#FFFFFF	9.67	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#104A8D

Deuteranopia (green-blind)

#004089

Tritanopia (blue-blind)

#00535F

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1c418a;
/* rgb */ color: rgb(28, 65, 138);
/* oklch */ color: oklch(39.4% 0.129 262.1);

Tailwind

colors: {
  custom: {
    50: '#6a75ad',
    500: '#1c418a',
    950: '#000000',
  },
}

SCSS

$custom: #1c418a;
$custom-light: #6a75ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1c418a",
  "rgb": {
    "r": 28,
    "g": 65,
    "b": 138
  },
  "hsl": {
    "h": 219.818,
    "s": 66.265,
    "l": 32.549
  },
  "oklch": {
    "l": 0.39354,
    "c": 0.12923,
    "h": 262.1
  },
  "luminance": 0.05862
}

Semantic roles & 50–950 ramp

primary

#1C418A

secondary

#BB9446

accent

#B03FE9

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1C418A

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

Preview Lab → · Contrast checker → · Palette generator →