#1C1072#1C1072

#1C1072 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 28.0% C 0.154 H 275.4°. Best body text is #FFFFFF at 15.37:1 contrast (WCAG AA passes).

Color values

HEX	#1C1072
RGB	rgb(28, 16, 114)
HSL	hsl(247, 75%, 25%)
HSV	hsv(247, 86%, 45%)
CMYK	cmyk(75.4%, 86%, 0%, 55.3%)
CIE-LAB	lab(14.58, 37.65, -52.98)
CIE-LCH	lch(14.58, 65.00, 305.40°)
OKLab	oklab(28.04% 0.0145 -0.1532)
OKLCH	oklch(28.04% 0.154 275.4)
XYZ	xyz(3.7004, 1.8320, 16.0749)
Luminance	0.0183 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1072 #667210

analogous

#103572 #1C1072 #4D1072

triadic

#1C1072 #721C10 #10721C

tetradic

#1C1072 #721035 #667210 #10724D

square

#1C1072 #721035 #667210 #10724D

split-complementary

#1C1072 #724D10 #357210

monochromatic

#07041B #0F083C #1C1072 #2918A8 #361FDD

Accessibility & contrast

On white

15.37

#1C1072 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#1C1072 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1072

15.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1072	#FFFFFF	#000000	##FFFFFF
##1C1072	1.00	15.37	1.37	15.37
#FFFFFF	15.37	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002975

Deuteranopia (green-blind)

#002070

Tritanopia (blue-blind)

#002F42

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #1c1072;
/* rgb */ color: rgb(28, 16, 114);
/* oklch */ color: oklch(28.0% 0.154 275.4);

Tailwind

colors: {
  custom: {
    50: '#68529c',
    500: '#1c1072',
    950: '#000000',
  },
}

SCSS

$custom: #1c1072;
$custom-light: #68529c;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1072",
  "rgb": {
    "r": 28,
    "g": 16,
    "b": 114
  },
  "hsl": {
    "h": 247.347,
    "s": 75.385,
    "l": 25.49
  },
  "oklch": {
    "l": 0.28044,
    "c": 0.15385,
    "h": 275.4
  },
  "luminance": 0.01832
}

Semantic roles & 50–950 ramp

primary

#1C1072

secondary

#9BA934

accent

#F236DB

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #1C1072

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

Preview Lab → · Contrast checker → · Palette generator →