#1C419B#1C419B

#1C419B is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.8% C 0.153 H 263.9°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#1C419B
RGB	rgb(28, 65, 155)
HSL	hsl(223, 69%, 36%)
HSV	hsv(223, 82%, 61%)
CMYK	cmyk(81.9%, 58.1%, 0%, 39.2%)
CIE-LAB	lab(30.38, 21.75, -52.73)
CIE-LCH	lch(30.38, 57.04, 292.42°)
OKLab	oklab(40.77% -0.0163 -0.1523)
OKLCH	oklch(40.77% 0.153 263.9)
XYZ	xyz(8.2835, 6.3930, 31.8014)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C419B #9B761C

analogous

#1C809B #1C419B #371C9B

triadic

#1C419B #9B1C41 #419B1C

tetradic

#1C419B #9B1C80 #9B761C #1C9B37

square

#1C419B #9B1C80 #9B761C #1C9B37

split-complementary

#1C419B #9B371C #809B1C

monochromatic

#091633 #132B67 #1C419B #2557CF #527BE0

Accessibility & contrast

On white

9.22

#1C419B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#1C419B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C419B

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C419B	#FFFFFF	#000000	##FFFFFF
##1C419B	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004E9E

Deuteranopia (green-blind)

#004299

Tritanopia (blue-blind)

#005867

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1c419b;
/* rgb */ color: rgb(28, 65, 155);
/* oklch */ color: oklch(40.8% 0.153 263.9);

Tailwind

colors: {
  custom: {
    50: '#6f75b9',
    500: '#1c419b',
    950: '#000000',
  },
}

SCSS

$custom: #1c419b;
$custom-light: #6f75b9;
$custom-dark: #000000;

JSON

{
  "hex": "#1c419b",
  "rgb": {
    "r": 28,
    "g": 65,
    "b": 155
  },
  "hsl": {
    "h": 222.52,
    "s": 69.399,
    "l": 35.882
  },
  "oklch": {
    "l": 0.40772,
    "c": 0.15318,
    "h": 263.9
  },
  "luminance": 0.06394
}

Semantic roles & 50–950 ramp

primary

#1C419B

secondary

#C3A150

accent

#B93CEC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1C419B

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

Preview Lab → · Contrast checker → · Palette generator →