#1C0E71#1C0E71

#1C0E71 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.7% C 0.154 H 275.8°. Best body text is #FFFFFF at 15.55:1 contrast (WCAG AA passes).

Color values

HEX	#1C0E71
RGB	rgb(28, 14, 113)
HSL	hsl(248, 78%, 25%)
HSV	hsv(248, 88%, 44%)
CMYK	cmyk(75.2%, 87.6%, 0%, 55.7%)
CIE-LAB	lab(14.13, 38.27, -53.07)
CIE-LCH	lch(14.13, 65.43, 305.80°)
OKLab	oklab(27.7% 0.0156 -0.1534)
OKLCH	oklch(27.7% 0.154 275.8)
XYZ	xyz(3.6156, 1.7529, 15.7674)
Luminance	0.0175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C0E71 #63710E

analogous

#0E3171 #1C0E71 #4E0E71

triadic

#1C0E71 #711C0E #0E711C

tetradic

#1C0E71 #710E31 #63710E #0E714E

square

#1C0E71 #710E31 #63710E #0E714E

split-complementary

#1C0E71 #714E0E #31710E

monochromatic

#07031B #0F073B #1C0E71 #2915A7 #371BDE

Accessibility & contrast

On white

15.55

#1C0E71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#1C0E71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C0E71

15.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C0E71	#FFFFFF	#000000	##FFFFFF
##1C0E71	1.00	15.55	1.35	15.55
#FFFFFF	15.55	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002874

Deuteranopia (green-blind)

#001F6F

Tritanopia (blue-blind)

#002E41

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #1c0e71;
/* rgb */ color: rgb(28, 14, 113);
/* oklch */ color: oklch(27.7% 0.154 275.8);

Tailwind

colors: {
  custom: {
    50: '#68519b',
    500: '#1c0e71',
    950: '#000000',
  },
}

SCSS

$custom: #1c0e71;
$custom-light: #68519b;
$custom-dark: #000000;

JSON

{
  "hex": "#1c0e71",
  "rgb": {
    "r": 28,
    "g": 14,
    "b": 113
  },
  "hsl": {
    "h": 248.485,
    "s": 77.953,
    "l": 24.902
  },
  "oklch": {
    "l": 0.277,
    "c": 0.15418,
    "h": 275.8
  },
  "luminance": 0.01753
}

Semantic roles & 50–950 ramp

primary

#1C0E71

secondary

#98A932

accent

#F433D9

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #1C0E71

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

Preview Lab → · Contrast checker → · Palette generator →