#313E40#313E40

#313E40 is a dark, near-neutral teal. Relative luminance 0.045; OKLCH L 35.3% C 0.017 H 207.8°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#313E40
RGB	rgb(49, 62, 64)
HSL	hsl(188, 13%, 22%)
HSV	hsv(188, 23%, 25%)
CMYK	cmyk(23.4%, 3.1%, 0%, 74.9%)
CIE-LAB	lab(25.16, -4.76, -2.99)
CIE-LCH	lch(25.16, 5.62, 212.13°)
OKLab	oklab(35.3% -0.0154 -0.0081)
OKLCH	oklch(35.3% 0.017 207.8)
XYZ	xyz(3.9144, 4.4682, 5.5057)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313E40 #403331

analogous

#31403B #313E40 #313740

triadic

#313E40 #40313E #3E4031

tetradic

#313E40 #3B3140 #403331 #374031

square

#313E40 #3B3140 #403331 #374031

split-complementary

#313E40 #403137 #403B31

monochromatic

#0D1111 #161C1D #313E40 #4C6063 #668185

Accessibility & contrast

On white

11.09

#313E40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#313E40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313E40

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313E40	#FFFFFF	#000000	##FFFFFF
##313E40	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3D40

Deuteranopia (green-blind)

#393B40

Tritanopia (blue-blind)

#2C3F3F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #313e40;
/* rgb */ color: rgb(49, 62, 64);
/* oklch */ color: oklch(35.3% 0.017 207.8);

Tailwind

colors: {
  custom: {
    50: '#697374',
    500: '#313e40',
    950: '#000000',
  },
}

SCSS

$custom: #313e40;
$custom-light: #697374;
$custom-dark: #000000;

JSON

{
  "hex": "#313e40",
  "rgb": {
    "r": 49,
    "g": 62,
    "b": 64
  },
  "hsl": {
    "h": 188,
    "s": 13.274,
    "l": 22.157
  },
  "oklch": {
    "l": 0.35304,
    "c": 0.01737,
    "h": 207.8
  },
  "luminance": 0.04468
}

Semantic roles & 50–950 ramp

primary

#313E40

secondary

#705F5D

accent

#7B72B6

background

#F6F6F7

surface

#EBECED

border

#C6C7C8

text

#060808

muted

#7A7B7B

Preview Lab

Preview with #313E40

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

Preview Lab → · Contrast checker → · Palette generator →