#161B81#161B81

#161B81 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.9% C 0.164 H 269.8°. Best body text is #FFFFFF at 13.93:1 contrast (WCAG AA passes).

Color values

HEX	#161B81
RGB	rgb(22, 27, 129)
HSL	hsl(237, 71%, 30%)
HSV	hsv(237, 83%, 51%)
CMYK	cmyk(82.9%, 79.1%, 0%, 49.4%)
CIE-LAB	lab(18.09, 36.36, -56.79)
CIE-LCH	lch(18.09, 67.43, 302.63°)
OKLab	oklab(30.93% -0.0006 -0.1645)
OKLCH	oklch(30.93% 0.164 269.8)
XYZ	xyz(4.6839, 2.5389, 21.0078)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#161B81 #817C16

analogous

#165181 #161B81 #461681

triadic

#161B81 #81161B #1B8116

tetradic

#161B81 #811651 #817C16 #168146

square

#161B81 #811651 #817C16 #168146

split-complementary

#161B81 #814616 #518116

monochromatic

#04051A #0D104D #161B81 #1F26B5 #353DDD

Accessibility & contrast

On white

13.93

#161B81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#161B81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #161B81

13.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##161B81	#FFFFFF	#000000	##FFFFFF
##161B81	1.00	13.93	1.51	13.93
#FFFFFF	13.93	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003284

Deuteranopia (green-blind)

#00277F

Tritanopia (blue-blind)

#003A4D

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #161b81;
/* rgb */ color: rgb(22, 27, 129);
/* oklch */ color: oklch(30.9% 0.164 269.8);

Tailwind

colors: {
  custom: {
    50: '#6959a7',
    500: '#161b81',
    950: '#000000',
  },
}

SCSS

$custom: #161b81;
$custom-light: #6959a7;
$custom-dark: #000000;

JSON

{
  "hex": "#161b81",
  "rgb": {
    "r": 22,
    "g": 27,
    "b": 129
  },
  "hsl": {
    "h": 237.196,
    "s": 70.861,
    "l": 29.608
  },
  "oklch": {
    "l": 0.30933,
    "c": 0.16449,
    "h": 269.8
  },
  "luminance": 0.02539
}

Semantic roles & 50–950 ramp

primary

#161B81

secondary

#B6B03D

accent

#E53AEE

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#080310

muted

#7A787F

Preview Lab

Preview with #161B81

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

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