#1C3E92#1C3E92

#1C3E92 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.4% C 0.144 H 264.1°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#1C3E92
RGB	rgb(28, 62, 146)
HSL	hsl(223, 68%, 34%)
HSV	hsv(223, 81%, 57%)
CMYK	cmyk(80.8%, 57.5%, 0%, 42.7%)
CIE-LAB	lab(28.82, 20.21, -49.78)
CIE-LCH	lch(28.82, 53.73, 292.10°)
OKLab	oklab(39.36% -0.0148 -0.1437)
OKLCH	oklch(39.36% 0.144 264.1)
XYZ	xyz(7.3880, 5.7666, 27.9122)
Luminance	0.0577 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C3E92 #92701C

analogous

#1C7992 #1C3E92 #351C92

triadic

#1C3E92 #921C3E #3E921C

tetradic

#1C3E92 #921C79 #92701C #1C9235

square

#1C3E92 #921C79 #92701C #1C9235

split-complementary

#1C3E92 #92351C #79921C

monochromatic

#08122B #12285F #1C3E92 #2654C5 #4C76DD

Accessibility & contrast

On white

9.75

#1C3E92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#1C3E92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3E92

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C3E92	#FFFFFF	#000000	##FFFFFF
##1C3E92	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A95

Deuteranopia (green-blind)

#003F90

Tritanopia (blue-blind)

#005361

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1c3e92;
/* rgb */ color: rgb(28, 62, 146);
/* oklch */ color: oklch(39.4% 0.144 264.1);

Tailwind

colors: {
  custom: {
    50: '#6d72b3',
    500: '#1c3e92',
    950: '#000000',
  },
}

SCSS

$custom: #1c3e92;
$custom-light: #6d72b3;
$custom-dark: #000000;

JSON

{
  "hex": "#1c3e92",
  "rgb": {
    "r": 28,
    "g": 62,
    "b": 146
  },
  "hsl": {
    "h": 222.712,
    "s": 67.816,
    "l": 34.118
  },
  "oklch": {
    "l": 0.39364,
    "c": 0.14447,
    "h": 264.1
  },
  "luminance": 0.05767
}

Semantic roles & 50–950 ramp

primary

#1C3E92

secondary

#BF9D4B

accent

#B93DEB

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1C3E92

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

Preview Lab → · Contrast checker → · Palette generator →