#1A2177#1A2177

#1A2177 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.0% C 0.144 H 271.1°. Best body text is #FFFFFF at 13.75:1 contrast (WCAG AA passes).

Color values

HEX	#1A2177
RGB	rgb(26, 33, 119)
HSL	hsl(235, 64%, 28%)
HSV	hsv(235, 78%, 47%)
CMYK	cmyk(78.2%, 72.3%, 0%, 53.3%)
CIE-LAB	lab(18.54, 29.28, -49.68)
CIE-LCH	lch(18.54, 57.66, 300.52°)
OKLab	oklab(30.98% 0.0027 -0.1438)
OKLCH	oklch(30.98% 0.144 271.1)
XYZ	xyz(4.2985, 2.6388, 17.7320)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A2177 #77701A

analogous

#1A4F77 #1A2177 #411A77

triadic

#1A2177 #771A21 #21771A

tetradic

#1A2177 #771A4F #77701A #1A7741

square

#1A2177 #771A4F #77701A #1A7741

split-complementary

#1A2177 #77411A #4F771A

monochromatic

#050719 #0F1345 #1A2177 #252FA9 #3844D3

Accessibility & contrast

On white

13.75

#1A2177 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#1A2177 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A2177

13.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A2177	#FFFFFF	#000000	##FFFFFF
##1A2177	1.00	13.75	1.53	13.75
#FFFFFF	13.75	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327A

Deuteranopia (green-blind)

#002975

Tritanopia (blue-blind)

#003949

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1a2177;
/* rgb */ color: rgb(26, 33, 119);
/* oklch */ color: oklch(31.0% 0.144 271.1);

Tailwind

colors: {
  custom: {
    50: '#675c9f',
    500: '#1a2177',
    950: '#000000',
  },
}

SCSS

$custom: #1a2177;
$custom-light: #675c9f;
$custom-dark: #000000;

JSON

{
  "hex": "#1a2177",
  "rgb": {
    "r": 26,
    "g": 33,
    "b": 119
  },
  "hsl": {
    "h": 235.484,
    "s": 64.138,
    "l": 28.431
  },
  "oklch": {
    "l": 0.30975,
    "c": 0.14379,
    "h": 271.1
  },
  "luminance": 0.02639
}

Semantic roles & 50–950 ramp

primary

#1A2177

secondary

#ACA441

accent

#DB41E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040F

muted

#7A797E

Preview Lab

Preview with #1A2177

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

Preview Lab → · Contrast checker → · Palette generator →