#1C449F#1C449F

#1C449F is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.7% C 0.155 H 263.3°. Best body text is #FFFFFF at 8.84:1 contrast (WCAG AA passes).

Color values

HEX	#1C449F
RGB	rgb(28, 68, 159)
HSL	hsl(222, 70%, 37%)
HSV	hsv(222, 82%, 62%)
CMYK	cmyk(82.4%, 57.2%, 0%, 37.6%)
CIE-LAB	lab(31.54, 21.30, -53.27)
CIE-LCH	lch(31.54, 57.37, 291.79°)
OKLab	oklab(41.74% -0.018 -0.1538)
OKLCH	oklch(41.74% 0.155 263.3)
XYZ	xyz(8.8018, 6.8833, 33.6589)
Luminance	0.0688 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C449F #9F771C

analogous

#1C869F #1C449F #351C9F

triadic

#1C449F #9F1C44 #449F1C

tetradic

#1C449F #9F1C86 #9F771C #1C9F35

square

#1C449F #9F1C86 #9F771C #1C9F35

split-complementary

#1C449F #9F351C #869F1C

monochromatic

#0A1737 #132E6B #1C449F #255AD3 #547FE1

Accessibility & contrast

On white

8.84

#1C449F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#1C449F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C449F

8.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C449F	#FFFFFF	#000000	##FFFFFF
##1C449F	1.00	8.84	2.38	8.84
#FFFFFF	8.84	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A2

Deuteranopia (green-blind)

#00449D

Tritanopia (blue-blind)

#005B6A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1c449f;
/* rgb */ color: rgb(28, 68, 159);
/* oklch */ color: oklch(41.7% 0.155 263.3);

Tailwind

colors: {
  custom: {
    50: '#7077bc',
    500: '#1c449f',
    950: '#000000',
  },
}

SCSS

$custom: #1c449f;
$custom-light: #7077bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1c449f",
  "rgb": {
    "r": 28,
    "g": 68,
    "b": 159
  },
  "hsl": {
    "h": 221.679,
    "s": 70.053,
    "l": 36.667
  },
  "oklch": {
    "l": 0.41744,
    "c": 0.15489,
    "h": 263.3
  },
  "luminance": 0.06884
}

Semantic roles & 50–950 ramp

primary

#1C449F

secondary

#C4A153

accent

#B73BED

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1C449F

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

Preview Lab → · Contrast checker → · Palette generator →