#31545F#31545F

#31545F is a dark, muted cyan. Relative luminance 0.078; OKLCH L 42.4% C 0.044 H 220.0°. Best body text is #FFFFFF at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#31545F
RGB	rgb(49, 84, 95)
HSL	hsl(194, 32%, 28%)
HSV	hsv(194, 48%, 37%)
CMYK	cmyk(48.4%, 11.6%, 0%, 62.7%)
CIE-LAB	lab(33.60, -9.32, -10.34)
CIE-LCH	lch(33.60, 13.92, 227.97°)
OKLab	oklab(42.39% -0.034 -0.0285)
OKLCH	oklch(42.39% 0.044 220)
XYZ	xyz(6.5018, 7.8194, 11.9909)
Luminance	0.0782 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31545F #5F3C31

analogous

#315F53 #31545F #313D5F

triadic

#31545F #5F3154 #545F31

tetradic

#31545F #53315F #5F3C31 #3D5F31

square

#31545F #53315F #5F3C31 #3D5F31

split-complementary

#31545F #5F313D #5F5331

monochromatic

#0A1214 #1C3037 #31545F #467887 #5E99AC

Accessibility & contrast

On white

8.19

#31545F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#31545F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31545F

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31545F	#FFFFFF	#000000	##FFFFFF
##31545F	1.00	8.19	2.56	8.19
#FFFFFF	8.19	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D5260

Deuteranopia (green-blind)

#464D5F

Tritanopia (blue-blind)

#1C5857

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #31545f;
/* rgb */ color: rgb(49, 84, 95);
/* oklch */ color: oklch(42.4% 0.044 220.0);

Tailwind

colors: {
  custom: {
    50: '#6c848c',
    500: '#31545f',
    950: '#000000',
  },
}

SCSS

$custom: #31545f;
$custom-light: #6c848c;
$custom-dark: #000000;

JSON

{
  "hex": "#31545f",
  "rgb": {
    "r": 49,
    "g": 84,
    "b": 95
  },
  "hsl": {
    "h": 194.348,
    "s": 31.944,
    "l": 28.235
  },
  "oklch": {
    "l": 0.42394,
    "c": 0.04435,
    "h": 220
  },
  "luminance": 0.0782
}

Semantic roles & 50–950 ramp

primary

#31545F

secondary

#90685C

accent

#7960C8

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#070A0C

muted

#7A7C7D

Preview Lab

Preview with #31545F

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

Preview Lab → · Contrast checker → · Palette generator →