#1A1171#1A1171

#1A1171 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.9% C 0.152 H 274.3°. Best body text is #FFFFFF at 15.41:1 contrast (WCAG AA passes).

Color values

HEX	#1A1171
RGB	rgb(26, 17, 113)
HSL	hsl(246, 74%, 25%)
HSV	hsv(246, 85%, 44%)
CMYK	cmyk(77%, 85%, 0%, 55.7%)
CIE-LAB	lab(14.47, 36.67, -52.52)
CIE-LCH	lch(14.47, 64.05, 304.93°)
OKLab	oklab(27.89% 0.0115 -0.1519)
OKLCH	oklch(27.89% 0.152 274.3)
XYZ	xyz(3.6061, 1.8124, 15.7794)
Luminance	0.0181 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1171 #687111

analogous

#113871 #1A1171 #4A1171

triadic

#1A1171 #711A11 #11711A

tetradic

#1A1171 #711138 #687111 #11714A

square

#1A1171 #711138 #687111 #11714A

split-complementary

#1A1171 #714A11 #387111

monochromatic

#06041B #0E093C #1A1171 #2619A6 #3221DB

Accessibility & contrast

On white

15.41

#1A1171 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#1A1171 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1171

15.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1171	#FFFFFF	#000000	##FFFFFF
##1A1171	1.00	15.41	1.36	15.41
#FFFFFF	15.41	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002974

Deuteranopia (green-blind)

#00206F

Tritanopia (blue-blind)

#002F42

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #1a1171;
/* rgb */ color: rgb(26, 17, 113);
/* oklch */ color: oklch(27.9% 0.152 274.3);

Tailwind

colors: {
  custom: {
    50: '#67529b',
    500: '#1a1171',
    950: '#000000',
  },
}

SCSS

$custom: #1a1171;
$custom-light: #67529b;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1171",
  "rgb": {
    "r": 26,
    "g": 17,
    "b": 113
  },
  "hsl": {
    "h": 245.625,
    "s": 73.846,
    "l": 25.49
  },
  "oklch": {
    "l": 0.27892,
    "c": 0.15232,
    "h": 274.3
  },
  "luminance": 0.01813
}

Semantic roles & 50–950 ramp

primary

#1A1171

secondary

#9DA836

accent

#F137DF

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #1A1171

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

Preview Lab → · Contrast checker → · Palette generator →