#1C1B95#1C1B95

#1C1B95 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.6% C 0.188 H 270.6°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#1C1B95
RGB	rgb(28, 27, 149)
HSL	hsl(240, 69%, 35%)
HSV	hsv(240, 82%, 58%)
CMYK	cmyk(81.2%, 81.9%, 0%, 41.6%)
CIE-LAB	lab(20.83, 43.55, -64.76)
CIE-LCH	lch(20.83, 78.04, 303.92°)
OKLab	oklab(33.64% 0.002 -0.1875)
OKLCH	oklch(33.64% 0.188 270.6)
XYZ	xyz(6.2938, 3.1999, 28.7139)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1B95 #94951B

analogous

#1B5795 #1C1B95 #591B95

triadic

#1C1B95 #951C1B #1B951C

tetradic

#1C1B95 #951B57 #94951B #1B9559

square

#1C1B95 #951B57 #94951B #1B9559

split-complementary

#1C1B95 #95591B #57951B

monochromatic

#09082D #121261 #1C1B95 #2624C9 #4D4CDF

Accessibility & contrast

On white

12.80

#1C1B95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1C1B95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1B95

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1B95	#FFFFFF	#000000	##FFFFFF
##1C1B95	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003898

Deuteranopia (green-blind)

#002C93

Tritanopia (blue-blind)

#004159

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1c1b95;
/* rgb */ color: rgb(28, 27, 149);
/* oklch */ color: oklch(33.6% 0.188 270.6);

Tailwind

colors: {
  custom: {
    50: '#715bb5',
    500: '#1c1b95',
    950: '#000000',
  },
}

SCSS

$custom: #1c1b95;
$custom-light: #715bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1b95",
  "rgb": {
    "r": 28,
    "g": 27,
    "b": 149
  },
  "hsl": {
    "h": 240.492,
    "s": 69.318,
    "l": 34.51
  },
  "oklch": {
    "l": 0.33639,
    "c": 0.1875,
    "h": 270.6
  },
  "luminance": 0.03201
}

Semantic roles & 50–950 ramp

primary

#1C1B95

secondary

#C0C14B

accent

#EC3CEB

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1C1B95

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

Preview Lab → · Contrast checker → · Palette generator →