#1C429D#1C429D

#1C429D is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.2% C 0.155 H 263.8°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#1C429D
RGB	rgb(28, 66, 157)
HSL	hsl(222, 70%, 36%)
HSV	hsv(222, 82%, 62%)
CMYK	cmyk(82.2%, 58%, 0%, 38.4%)
CIE-LAB	lab(30.82, 21.87, -53.22)
CIE-LCH	lch(30.82, 57.54, 292.34°)
OKLab	oklab(41.15% -0.0168 -0.1537)
OKLCH	oklch(41.15% 0.155 263.8)
XYZ	xyz(8.5107, 6.5766, 32.7126)
Luminance	0.0658 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C429D #9D771C

analogous

#1C839D #1C429D #371C9D

triadic

#1C429D #9D1C42 #429D1C

tetradic

#1C429D #9D1C83 #9D771C #1C9D37

square

#1C429D #9D1C83 #9D771C #1C9D37

split-complementary

#1C429D #9D371C #839D1C

monochromatic

#091635 #132C69 #1C429D #2558D1 #537DE0

Accessibility & contrast

On white

9.07

#1C429D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#1C429D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C429D

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C429D	#FFFFFF	#000000	##FFFFFF
##1C429D	1.00	9.07	2.32	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA0

Deuteranopia (green-blind)

#00439B

Tritanopia (blue-blind)

#005969

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1c429d;
/* rgb */ color: rgb(28, 66, 157);
/* oklch */ color: oklch(41.2% 0.155 263.8);

Tailwind

colors: {
  custom: {
    50: '#6f75bb',
    500: '#1c429d',
    950: '#000000',
  },
}

SCSS

$custom: #1c429d;
$custom-light: #6f75bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1c429d",
  "rgb": {
    "r": 28,
    "g": 66,
    "b": 157
  },
  "hsl": {
    "h": 222.326,
    "s": 69.73,
    "l": 36.275
  },
  "oklch": {
    "l": 0.41154,
    "c": 0.15467,
    "h": 263.8
  },
  "luminance": 0.06578
}

Semantic roles & 50–950 ramp

primary

#1C429D

secondary

#C3A251

accent

#B83BED

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #1C429D

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

Preview Lab → · Contrast checker → · Palette generator →