#1F2136#1F2136

#1F2136 is a dark, muted blue. Relative luminance 0.016; OKLCH L 25.6% C 0.040 H 279.0°. Best body text is #FFFFFF at 15.80:1 contrast (WCAG AA passes).

Color values

HEX	#1F2136
RGB	rgb(31, 33, 54)
HSL	hsl(235, 27%, 17%)
HSV	hsv(235, 43%, 21%)
CMYK	cmyk(42.6%, 38.9%, 0%, 78.8%)
CIE-LAB	lab(13.50, 5.47, -13.99)
CIE-LCH	lch(13.50, 15.02, 291.37°)
OKLab	oklab(25.64% 0.0062 -0.0391)
OKLCH	oklch(25.64% 0.04 279)
XYZ	xyz(1.7746, 1.6453, 3.7134)
Luminance	0.0164 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2136 #36341F

analogous

#1F2D36 #1F2136 #291F36

triadic

#1F2136 #361F21 #21361F

tetradic

#1F2136 #361F2D #36341F #1F3629

square

#1F2136 #361F2D #36341F #1F3629

split-complementary

#1F2136 #36291F #2D361F

monochromatic

#0B0C13 #0B0C13 #1F2136 #35395D #4C5184

Accessibility & contrast

On white

15.80

#1F2136 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#1F2136 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2136

15.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2136	#FFFFFF	#000000	##FFFFFF
##1F2136	1.00	15.80	1.33	15.80
#FFFFFF	15.80	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A2337

Deuteranopia (green-blind)

#192235

Tritanopia (blue-blind)

#192529

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #1f2136;
/* rgb */ color: rgb(31, 33, 54);
/* oklch */ color: oklch(25.6% 0.040 279.0);

Tailwind

colors: {
  custom: {
    50: '#5b5c6d',
    500: '#1f2136',
    950: '#000000',
  },
}

SCSS

$custom: #1f2136;
$custom-light: #5b5c6d;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2136",
  "rgb": {
    "r": 31,
    "g": 33,
    "b": 54
  },
  "hsl": {
    "h": 234.783,
    "s": 27.059,
    "l": 16.667
  },
  "oklch": {
    "l": 0.25638,
    "c": 0.03956,
    "h": 279
  },
  "luminance": 0.01645
}

Semantic roles & 50–950 ramp

primary

#1F2136

secondary

#696648

accent

#BB64C3

background

#F5F5F6

surface

#E9E9EB

border

#C5C5C6

text

#040407

muted

#79797A

Preview Lab

Preview with #1F2136

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

Preview Lab → · Contrast checker → · Palette generator →