#1C2976#1C2976

#1C2976 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.5% C 0.132 H 269.9°. Best body text is #FFFFFF at 12.90:1 contrast (WCAG AA passes).

Color values

HEX	#1C2976
RGB	rgb(28, 41, 118)
HSL	hsl(231, 62%, 29%)
HSV	hsv(231, 76%, 46%)
CMYK	cmyk(76.3%, 65.3%, 0%, 53.7%)
CIE-LAB	lab(20.60, 23.68, -45.65)
CIE-LCH	lch(20.60, 51.42, 297.42°)
OKLab	oklab(32.48% -0.0002 -0.1319)
OKLCH	oklch(32.48% 0.132 269.9)
XYZ	xyz(4.5407, 3.1403, 17.5029)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2976 #76691C

analogous

#1C5676 #1C2976 #3C1C76

triadic

#1C2976 #761C29 #29761C

tetradic

#1C2976 #761C56 #76691C #1C763C

square

#1C2976 #761C56 #76691C #1C763C

split-complementary

#1C2976 #763C1C #56761C

monochromatic

#060919 #101845 #1C2976 #283AA7 #3C51D1

Accessibility & contrast

On white

12.90

#1C2976 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#1C2976 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2976

12.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2976	#FFFFFF	#000000	##FFFFFF
##1C2976	1.00	12.90	1.63	12.90
#FFFFFF	12.90	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003678

Deuteranopia (green-blind)

#002D75

Tritanopia (blue-blind)

#003D4B

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1c2976;
/* rgb */ color: rgb(28, 41, 118);
/* oklch */ color: oklch(32.5% 0.132 269.9);

Tailwind

colors: {
  custom: {
    50: '#67629e',
    500: '#1c2976',
    950: '#000000',
  },
}

SCSS

$custom: #1c2976;
$custom-light: #67629e;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2976",
  "rgb": {
    "r": 28,
    "g": 41,
    "b": 118
  },
  "hsl": {
    "h": 231.333,
    "s": 61.644,
    "l": 28.627
  },
  "oklch": {
    "l": 0.32481,
    "c": 0.13188,
    "h": 269.9
  },
  "luminance": 0.03141
}

Semantic roles & 50–950 ramp

primary

#1C2976

secondary

#AA9B44

accent

#CD43E5

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #1C2976

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

Preview Lab → · Contrast checker → · Palette generator →