#1C2E84#1C2E84

#1C2E84 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.8% C 0.145 H 268.4°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#1C2E84
RGB	rgb(28, 46, 132)
HSL	hsl(230, 65%, 31%)
HSV	hsv(230, 79%, 52%)
CMYK	cmyk(78.8%, 65.2%, 0%, 48.2%)
CIE-LAB	lab(23.22, 25.71, -50.22)
CIE-LCH	lch(23.22, 56.42, 297.11°)
OKLab	oklab(34.82% -0.0042 -0.1452)
OKLCH	oklch(34.82% 0.145 268.4)
XYZ	xyz(5.6193, 3.8662, 22.2754)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2E84 #84721C

analogous

#1C6284 #1C2E84 #3E1C84

triadic

#1C2E84 #841C2E #2E841C

tetradic

#1C2E84 #841C62 #84721C #1C843E

square

#1C2E84 #841C62 #84721C #1C843E

split-complementary

#1C2E84 #843E1C #62841C

monochromatic

#070B1F #111C52 #1C2E84 #2740B6 #435DD7

Accessibility & contrast

On white

11.84

#1C2E84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#1C2E84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2E84

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2E84	#FFFFFF	#000000	##FFFFFF
##1C2E84	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C87

Deuteranopia (green-blind)

#003382

Tritanopia (blue-blind)

#004454

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1c2e84;
/* rgb */ color: rgb(28, 46, 132);
/* oklch */ color: oklch(34.8% 0.145 268.4);

Tailwind

colors: {
  custom: {
    50: '#6a66a9',
    500: '#1c2e84',
    950: '#000000',
  },
}

SCSS

$custom: #1c2e84;
$custom-light: #6a66a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2e84",
  "rgb": {
    "r": 28,
    "g": 46,
    "b": 132
  },
  "hsl": {
    "h": 229.615,
    "s": 65,
    "l": 31.373
  },
  "oklch": {
    "l": 0.34817,
    "c": 0.14529,
    "h": 268.4
  },
  "luminance": 0.03867
}

Semantic roles & 50–950 ramp

primary

#1C2E84

secondary

#B7A345

accent

#CB40E8

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #1C2E84

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

Preview Lab → · Contrast checker → · Palette generator →