#1C2276#1C2276

#1C2276 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.2% C 0.141 H 271.8°. Best body text is #FFFFFF at 13.64:1 contrast (WCAG AA passes).

Color values

HEX	#1C2276
RGB	rgb(28, 34, 118)
HSL	hsl(236, 62%, 29%)
HSV	hsv(236, 76%, 46%)
CMYK	cmyk(76.3%, 71.2%, 0%, 53.7%)
CIE-LAB	lab(18.79, 28.46, -48.60)
CIE-LCH	lch(18.79, 56.32, 300.35°)
OKLab	oklab(31.16% 0.0045 -0.1406)
OKLCH	oklch(31.16% 0.141 271.8)
XYZ	xyz(4.3198, 2.6985, 17.4292)
Luminance	0.0270 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2276 #76701C

analogous

#1C4F76 #1C2276 #431C76

triadic

#1C2276 #761C22 #22761C

tetradic

#1C2276 #761C4F #76701C #1C7643

square

#1C2276 #761C4F #76701C #1C7643

split-complementary

#1C2276 #76431C #4F761C

monochromatic

#060719 #101445 #1C2276 #2830A7 #3C46D1

Accessibility & contrast

On white

13.64

#1C2276 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#1C2276 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2276

13.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2276	#FFFFFF	#000000	##FFFFFF
##1C2276	1.00	13.64	1.54	13.64
#FFFFFF	13.64	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003279

Deuteranopia (green-blind)

#002974

Tritanopia (blue-blind)

#003949

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1c2276;
/* rgb */ color: rgb(28, 34, 118);
/* oklch */ color: oklch(31.2% 0.141 271.8);

Tailwind

colors: {
  custom: {
    50: '#685d9e',
    500: '#1c2276',
    950: '#000000',
  },
}

SCSS

$custom: #1c2276;
$custom-light: #685d9e;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2276",
  "rgb": {
    "r": 28,
    "g": 34,
    "b": 118
  },
  "hsl": {
    "h": 236,
    "s": 61.644,
    "l": 28.627
  },
  "oklch": {
    "l": 0.31163,
    "c": 0.14065,
    "h": 271.8
  },
  "luminance": 0.02699
}

Semantic roles & 50–950 ramp

primary

#1C2276

secondary

#AAA344

accent

#DA43E5

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #1C2276

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

Preview Lab → · Contrast checker → · Palette generator →