#1C2E90#1C2E90

#1C2E90 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.0% C 0.162 H 268.3°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#1C2E90
RGB	rgb(28, 46, 144)
HSL	hsl(231, 67%, 34%)
HSV	hsv(231, 81%, 56%)
CMYK	cmyk(80.6%, 68.1%, 0%, 43.5%)
CIE-LAB	lab(24.37, 30.36, -55.82)
CIE-LCH	lch(24.37, 63.54, 298.54°)
OKLab	oklab(36% -0.0047 -0.1616)
OKLCH	oklch(36% 0.162 268.3)
XYZ	xyz(6.4882, 4.2137, 26.8515)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2E90 #907E1C

analogous

#1C6890 #1C2E90 #441C90

triadic

#1C2E90 #901C2E #2E901C

tetradic

#1C2E90 #901C68 #907E1C #1C9044

square

#1C2E90 #901C68 #907E1C #1C9044

split-complementary

#1C2E90 #90441C #68901C

monochromatic

#080D2A #121E5D #1C2E90 #263EC3 #4A61DC

Accessibility & contrast

On white

11.40

#1C2E90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#1C2E90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2E90

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2E90	#FFFFFF	#000000	##FFFFFF
##1C2E90	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F93

Deuteranopia (green-blind)

#00348E

Tritanopia (blue-blind)

#00485B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1c2e90;
/* rgb */ color: rgb(28, 46, 144);
/* oklch */ color: oklch(36.0% 0.162 268.3);

Tailwind

colors: {
  custom: {
    50: '#6d66b1',
    500: '#1c2e90',
    950: '#000000',
  },
}

SCSS

$custom: #1c2e90;
$custom-light: #6d66b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2e90",
  "rgb": {
    "r": 28,
    "g": 46,
    "b": 144
  },
  "hsl": {
    "h": 230.69,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.36005,
    "c": 0.16169,
    "h": 268.3
  },
  "luminance": 0.04214
}

Semantic roles & 50–950 ramp

primary

#1C2E90

secondary

#BEAC4A

accent

#D03DEA

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #1C2E90

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

Preview Lab → · Contrast checker → · Palette generator →