#1F293C#1F293C

#1F293C is a dark, muted blue. Relative luminance 0.022; OKLCH L 28.1% C 0.038 H 262.8°. Best body text is #FFFFFF at 14.58:1 contrast (WCAG AA passes).

Color values

HEX	#1F293C
RGB	rgb(31, 41, 60)
HSL	hsl(219, 32%, 18%)
HSV	hsv(219, 48%, 24%)
CMYK	cmyk(48.3%, 31.7%, 0%, 76.5%)
CIE-LAB	lab(16.52, 1.75, -13.51)
CIE-LCH	lch(16.52, 13.62, 277.36°)
OKLab	oklab(28.09% -0.0048 -0.0377)
OKLCH	oklch(28.09% 0.038 262.8)
XYZ	xyz(2.1734, 2.2033, 4.5848)
Luminance	0.0220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F293C #3C321F

analogous

#1F373C #1F293C #231F3C

triadic

#1F293C #3C1F29 #293C1F

tetradic

#1F293C #3C1F37 #3C321F #1F3C23

square

#1F293C #3C1F37 #3C321F #1F3C23

split-complementary

#1F293C #3C231F #373C1F

monochromatic

#0A0E14 #0A0E14 #1F293C #344564 #49608D

Accessibility & contrast

On white

14.58

#1F293C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#1F293C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F293C

14.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F293C	#FFFFFF	#000000	##FFFFFF
##1F293C	1.00	14.58	1.44	14.58
#FFFFFF	14.58	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222A3D

Deuteranopia (green-blind)

#1F283C

Tritanopia (blue-blind)

#152D30

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1f293c;
/* rgb */ color: rgb(31, 41, 60);
/* oklch */ color: oklch(28.1% 0.038 262.8);

Tailwind

colors: {
  custom: {
    50: '#5c6271',
    500: '#1f293c',
    950: '#000000',
  },
}

SCSS

$custom: #1f293c;
$custom-light: #5c6271;
$custom-dark: #000000;

JSON

{
  "hex": "#1f293c",
  "rgb": {
    "r": 31,
    "g": 41,
    "b": 60
  },
  "hsl": {
    "h": 219.31,
    "s": 31.868,
    "l": 17.843
  },
  "oklch": {
    "l": 0.28086,
    "c": 0.03799,
    "h": 262.8
  },
  "luminance": 0.02203
}

Semantic roles & 50–950 ramp

primary

#1F293C

secondary

#706247

accent

#A460C8

background

#F5F5F6

surface

#E9EAEC

border

#C5C6C7

text

#040507

muted

#79797A

Preview Lab

Preview with #1F293C

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

Preview Lab → · Contrast checker → · Palette generator →