#1C349F#1C349F

#1C349F is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.6% C 0.175 H 267.1°. Best body text is #FFFFFF at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#1C349F
RGB	rgb(28, 52, 159)
HSL	hsl(229, 70%, 37%)
HSV	hsv(229, 82%, 62%)
CMYK	cmyk(82.4%, 67.3%, 0%, 37.6%)
CIE-LAB	lab(27.31, 32.09, -60.18)
CIE-LCH	lch(27.31, 68.20, 298.07°)
OKLab	oklab(38.6% -0.0087 -0.1743)
OKLCH	oklch(38.6% 0.175 267.1)
XYZ	xyz(7.9627, 5.2051, 33.3792)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C349F #9F871C

analogous

#1C769F #1C349F #461C9F

triadic

#1C349F #9F1C34 #349F1C

tetradic

#1C349F #9F1C76 #9F871C #1C9F46

square

#1C349F #9F1C76 #9F871C #1C9F46

split-complementary

#1C349F #9F461C #769F1C

monochromatic

#0A1237 #13236B #1C349F #2545D3 #546EE1

Accessibility & contrast

On white

10.29

#1C349F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#1C349F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C349F

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C349F	#FFFFFF	#000000	##FFFFFF
##1C349F	1.00	10.29	2.04	10.29
#FFFFFF	10.29	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A2

Deuteranopia (green-blind)

#003A9D

Tritanopia (blue-blind)

#005165

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1c349f;
/* rgb */ color: rgb(28, 52, 159);
/* oklch */ color: oklch(38.6% 0.175 267.1);

Tailwind

colors: {
  custom: {
    50: '#716bbc',
    500: '#1c349f',
    950: '#000000',
  },
}

SCSS

$custom: #1c349f;
$custom-light: #716bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1c349f",
  "rgb": {
    "r": 28,
    "g": 52,
    "b": 159
  },
  "hsl": {
    "h": 229.008,
    "s": 70.053,
    "l": 36.667
  },
  "oklch": {
    "l": 0.386,
    "c": 0.17453,
    "h": 267.1
  },
  "luminance": 0.05206
}

Semantic roles & 50–950 ramp

primary

#1C349F

secondary

#C4AF53

accent

#CC3BED

background

#F7F6FB

surface

#EDEBF7

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1C349F

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

Preview Lab → · Contrast checker → · Palette generator →