#1C2A76#1C2A76

#1C2A76 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.7% C 0.131 H 269.6°. Best body text is #FFFFFF at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#1C2A76
RGB	rgb(28, 42, 118)
HSL	hsl(231, 62%, 29%)
HSV	hsv(231, 76%, 46%)
CMYK	cmyk(76.3%, 64.4%, 0%, 53.7%)
CIE-LAB	lab(20.87, 22.98, -45.21)
CIE-LCH	lch(20.87, 50.71, 296.95°)
OKLab	oklab(32.68% -0.001 -0.1306)
OKLCH	oklch(32.68% 0.131 269.6)
XYZ	xyz(4.5757, 3.2103, 17.5145)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2A76 #76681C

analogous

#1C5776 #1C2A76 #3B1C76

triadic

#1C2A76 #761C2A #2A761C

tetradic

#1C2A76 #761C57 #76681C #1C763B

square

#1C2A76 #761C57 #76681C #1C763B

split-complementary

#1C2A76 #763B1C #57761C

monochromatic

#060919 #101845 #1C2A76 #283CA7 #3C53D1

Accessibility & contrast

On white

12.79

#1C2A76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1C2A76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2A76

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2A76	#FFFFFF	#000000	##FFFFFF
##1C2A76	1.00	12.79	1.64	12.79
#FFFFFF	12.79	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003678

Deuteranopia (green-blind)

#002E75

Tritanopia (blue-blind)

#003D4B

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1c2a76;
/* rgb */ color: rgb(28, 42, 118);
/* oklch */ color: oklch(32.7% 0.131 269.6);

Tailwind

colors: {
  custom: {
    50: '#67639e',
    500: '#1c2a76',
    950: '#000000',
  },
}

SCSS

$custom: #1c2a76;
$custom-light: #67639e;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2a76",
  "rgb": {
    "r": 28,
    "g": 42,
    "b": 118
  },
  "hsl": {
    "h": 230.667,
    "s": 61.644,
    "l": 28.627
  },
  "oklch": {
    "l": 0.3268,
    "c": 0.13058,
    "h": 269.6
  },
  "luminance": 0.03211
}

Semantic roles & 50–950 ramp

primary

#1C2A76

secondary

#AA9A44

accent

#CC43E5

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #1C2A76

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

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