#1A176D#1A176D

#1A176D is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.2% C 0.141 H 274.0°. Best body text is #FFFFFF at 15.14:1 contrast (WCAG AA passes).

Color values

HEX	#1A176D
RGB	rgb(26, 23, 109)
HSL	hsl(242, 65%, 26%)
HSV	hsv(242, 79%, 43%)
CMYK	cmyk(76.1%, 78.9%, 0%, 57.3%)
CIE-LAB	lab(15.15, 31.95, -48.79)
CIE-LCH	lch(15.15, 58.32, 303.22°)
OKLab	oklab(28.23% 0.0099 -0.1411)
OKLCH	oklch(28.23% 0.141 274)
XYZ	xyz(3.4918, 1.9362, 14.6547)
Luminance	0.0194 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A176D #6A6D17

analogous

#173F6D #1A176D #45176D

triadic

#1A176D #6D1A17 #176D1A

tetradic

#1A176D #6D173F #6A6D17 #176D45

square

#1A176D #6D173F #6A6D17 #176D45

split-complementary

#1A176D #6D4517 #3F6D17

monochromatic

#060519 #0E0C3A #1A176D #2622A0 #322CD2

Accessibility & contrast

On white

15.14

#1A176D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#1A176D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A176D

15.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A176D	#FFFFFF	#000000	##FFFFFF
##1A176D	1.00	15.14	1.39	15.14
#FFFFFF	15.14	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A6F

Deuteranopia (green-blind)

#00226B

Tritanopia (blue-blind)

#003041

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1a176d;
/* rgb */ color: rgb(26, 23, 109);
/* oklch */ color: oklch(28.2% 0.141 274.0);

Tailwind

colors: {
  custom: {
    50: '#665598',
    500: '#1a176d',
    950: '#000000',
  },
}

SCSS

$custom: #1a176d;
$custom-light: #665598;
$custom-dark: #000000;

JSON

{
  "hex": "#1a176d",
  "rgb": {
    "r": 26,
    "g": 23,
    "b": 109
  },
  "hsl": {
    "h": 242.093,
    "s": 65.152,
    "l": 25.882
  },
  "oklch": {
    "l": 0.28225,
    "c": 0.14148,
    "h": 274
  },
  "luminance": 0.01937
}

Semantic roles & 50–950 ramp

primary

#1A176D

secondary

#9FA33D

accent

#E840E2

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1A176D

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

Preview Lab → · Contrast checker → · Palette generator →