#1B1176#1B1176

#1B1176 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.6% C 0.158 H 274.2°. Best body text is #FFFFFF at 15.13:1 contrast (WCAG AA passes).

Color values

HEX	#1B1176
RGB	rgb(27, 17, 118)
HSL	hsl(246, 75%, 26%)
HSV	hsv(246, 86%, 46%)
CMYK	cmyk(77.1%, 85.6%, 0%, 53.7%)
CIE-LAB	lab(15.18, 38.39, -54.58)
CIE-LCH	lch(15.18, 66.73, 305.12°)
OKLab	oklab(28.58% 0.0115 -0.1578)
OKLCH	oklch(28.58% 0.158 274.2)
XYZ	xyz(3.9214, 1.9415, 17.3041)
Luminance	0.0194 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B1176 #6C7611

analogous

#113A76 #1B1176 #4E1176

triadic

#1B1176 #761B11 #11761B

tetradic

#1B1176 #76113A #6C7611 #11764E

square

#1B1176 #76113A #6C7611 #11764E

split-complementary

#1B1176 #764E11 #3A7611

monochromatic

#06041B #0F0941 #1B1176 #2719AB #3522DF

Accessibility & contrast

On white

15.13

#1B1176 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#1B1176 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B1176

15.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B1176	#FFFFFF	#000000	##FFFFFF
##1B1176	1.00	15.13	1.39	15.13
#FFFFFF	15.13	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A79

Deuteranopia (green-blind)

#002174

Tritanopia (blue-blind)

#003145

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1b1176;
/* rgb */ color: rgb(27, 17, 118);
/* oklch */ color: oklch(28.6% 0.158 274.2);

Tailwind

colors: {
  custom: {
    50: '#69539f',
    500: '#1b1176',
    950: '#000000',
  },
}

SCSS

$custom: #1b1176;
$custom-light: #69539f;
$custom-dark: #000000;

JSON

{
  "hex": "#1b1176",
  "rgb": {
    "r": 27,
    "g": 17,
    "b": 118
  },
  "hsl": {
    "h": 245.941,
    "s": 74.815,
    "l": 26.471
  },
  "oklch": {
    "l": 0.28584,
    "c": 0.15825,
    "h": 274.2
  },
  "luminance": 0.01942
}

Semantic roles & 50–950 ramp

primary

#1B1176

secondary

#A1AD36

accent

#F136DF

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07020F

muted

#7A787E

Preview Lab

Preview with #1B1176

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

Preview Lab → · Contrast checker → · Palette generator →