#1F167F#1F167F

#1F167F is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.6% C 0.164 H 274.5°. Best body text is #FFFFFF at 14.19:1 contrast (WCAG AA passes).

Color values

HEX	#1F167F
RGB	rgb(31, 22, 127)
HSL	hsl(245, 70%, 29%)
HSV	hsv(245, 83%, 50%)
CMYK	cmyk(75.6%, 82.7%, 0%, 50.2%)
CIE-LAB	lab(17.45, 39.12, -56.57)
CIE-LCH	lch(17.45, 68.78, 304.66°)
OKLab	oklab(30.56% 0.0128 -0.1636)
OKLCH	oklch(30.56% 0.164 274.5)
XYZ	xyz(4.6815, 2.3970, 20.2905)
Luminance	0.0240 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F167F #767F16

analogous

#16427F #1F167F #54167F

triadic

#1F167F #7F1F16 #167F1F

tetradic

#1F167F #7F1642 #767F16 #167F54

square

#1F167F #7F1642 #767F16 #167F54

split-complementary

#1F167F #7F5416 #427F16

monochromatic

#06051A #120D4B #1F167F #2C1FB3 #4234DC

Accessibility & contrast

On white

14.19

#1F167F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#1F167F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F167F

14.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F167F	#FFFFFF	#000000	##FFFFFF
##1F167F	1.00	14.19	1.48	14.19
#FFFFFF	14.19	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F82

Deuteranopia (green-blind)

#00267D

Tritanopia (blue-blind)

#00374B

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #1f167f;
/* rgb */ color: rgb(31, 22, 127);
/* oklch */ color: oklch(30.6% 0.164 274.5);

Tailwind

colors: {
  custom: {
    50: '#6c56a5',
    500: '#1f167f',
    950: '#000000',
  },
}

SCSS

$custom: #1f167f;
$custom-light: #6c56a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1f167f",
  "rgb": {
    "r": 31,
    "g": 22,
    "b": 127
  },
  "hsl": {
    "h": 245.143,
    "s": 70.47,
    "l": 29.216
  },
  "oklch": {
    "l": 0.30557,
    "c": 0.16411,
    "h": 274.5
  },
  "luminance": 0.02397
}

Semantic roles & 50–950 ramp

primary

#1F167F

secondary

#AAB43D

accent

#ED3BDE

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #1F167F

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

Preview Lab → · Contrast checker → · Palette generator →