#1C1677#1C1677

#1C1677 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.4% C 0.155 H 274.0°. Best body text is #FFFFFF at 14.68:1 contrast (WCAG AA passes).

Color values

HEX	#1C1677
RGB	rgb(28, 22, 119)
HSL	hsl(244, 69%, 28%)
HSV	hsv(244, 82%, 47%)
CMYK	cmyk(76.5%, 81.5%, 0%, 53.3%)
CIE-LAB	lab(16.27, 36.20, -53.42)
CIE-LCH	lch(16.27, 64.52, 304.12°)
OKLab	oklab(29.4% 0.0107 -0.1545)
OKLCH	oklch(29.4% 0.155 274)
XYZ	xyz(4.0945, 2.1522, 17.6488)
Luminance	0.0215 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1677 #717716

analogous

#164177 #1C1677 #4C1677

triadic

#1C1677 #771C16 #16771C

tetradic

#1C1677 #771641 #717716 #16774C

square

#1C1677 #771641 #717716 #16774C

split-complementary

#1C1677 #774C16 #417716

monochromatic

#06051A #100C43 #1C1677 #2820AB #392FD9

Accessibility & contrast

On white

14.68

#1C1677 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#1C1677 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1677

14.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1677	#FFFFFF	#000000	##FFFFFF
##1C1677	1.00	14.68	1.43	14.68
#FFFFFF	14.68	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7A

Deuteranopia (green-blind)

#002475

Tritanopia (blue-blind)

#003446

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1c1677;
/* rgb */ color: rgb(28, 22, 119);
/* oklch */ color: oklch(29.4% 0.155 274.0);

Tailwind

colors: {
  custom: {
    50: '#69569f',
    500: '#1c1677',
    950: '#000000',
  },
}

SCSS

$custom: #1c1677;
$custom-light: #69569f;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1677",
  "rgb": {
    "r": 28,
    "g": 22,
    "b": 119
  },
  "hsl": {
    "h": 243.711,
    "s": 68.794,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29396,
    "c": 0.15489,
    "h": 274
  },
  "luminance": 0.02153
}

Semantic roles & 50–950 ramp

primary

#1C1677

secondary

#A6AC3C

accent

#EC3CE1

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030F

muted

#7A787E

Preview Lab

Preview with #1C1677

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

Preview Lab → · Contrast checker → · Palette generator →