#1C2D72#1C2D72

#1C2D72 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 32.9% C 0.121 H 268.4°. Best body text is #FFFFFF at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#1C2D72
RGB	rgb(28, 45, 114)
HSL	hsl(228, 61%, 28%)
HSV	hsv(228, 75%, 45%)
CMYK	cmyk(75.4%, 60.5%, 0%, 55.3%)
CIE-LAB	lab(21.35, 19.27, -41.85)
CIE-LCH	lch(21.35, 46.08, 294.72°)
OKLab	oklab(32.93% -0.0034 -0.1207)
OKLCH	oklch(32.93% 0.121 268.4)
XYZ	xyz(4.4535, 3.3381, 16.3259)
Luminance	0.0334 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C2D72 #72611C

analogous

#1C5872 #1C2D72 #361C72

triadic

#1C2D72 #721C2D #2D721C

tetradic

#1C2D72 #721C58 #72611C #1C7236

square

#1C2D72 #721C58 #72611C #1C7236

split-complementary

#1C2D72 #72361C #58721C

monochromatic

#060A19 #101A41 #1C2D72 #2840A3 #3A57CF

Accessibility & contrast

On white

12.59

#1C2D72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#1C2D72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C2D72

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C2D72	#FFFFFF	#000000	##FFFFFF
##1C2D72	1.00	12.59	1.67	12.59
#FFFFFF	12.59	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003774

Deuteranopia (green-blind)

#002F71

Tritanopia (blue-blind)

#003E4A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1c2d72;
/* rgb */ color: rgb(28, 45, 114);
/* oklch */ color: oklch(32.9% 0.121 268.4);

Tailwind

colors: {
  custom: {
    50: '#65659b',
    500: '#1c2d72',
    950: '#000000',
  },
}

SCSS

$custom: #1c2d72;
$custom-light: #65659b;
$custom-dark: #000000;

JSON

{
  "hex": "#1c2d72",
  "rgb": {
    "r": 28,
    "g": 45,
    "b": 114
  },
  "hsl": {
    "h": 228.14,
    "s": 60.563,
    "l": 27.843
  },
  "oklch": {
    "l": 0.32929,
    "c": 0.12075,
    "h": 268.4
  },
  "luminance": 0.03339
}

Semantic roles & 50–950 ramp

primary

#1C2D72

secondary

#A69343

accent

#C444E4

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #1C2D72

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

Preview Lab → · Contrast checker → · Palette generator →