#33403B#33403B

#33403B is a dark, near-neutral teal. Relative luminance 0.047; OKLCH L 35.8% C 0.019 H 169.9°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#33403B
RGB	rgb(51, 64, 59)
HSL	hsl(157, 11%, 23%)
HSV	hsv(157, 20%, 25%)
CMYK	cmyk(20.3%, 0%, 7.8%, 74.9%)
CIE-LAB	lab(25.82, -6.53, 1.30)
CIE-LCH	lch(25.82, 6.65, 168.72°)
OKLab	oklab(35.81% -0.0188 0.0034)
OKLCH	oklch(35.81% 0.019 169.9)
XYZ	xyz(3.9878, 4.6863, 4.8313)
Luminance	0.0469 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33403B #403338

analogous

#334035 #33403B #333E40

triadic

#33403B #3B3340 #403B33

tetradic

#33403B #353340 #403338 #3E4033

square

#33403B #353340 #403338 #3E4033

split-complementary

#33403B #40333E #403533

monochromatic

#0E1110 #181E1C #33403B #4E625A #69847A

Accessibility & contrast

On white

10.84

#33403B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#33403B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33403B

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33403B	#FFFFFF	#000000	##FFFFFF
##33403B	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3E3B

Deuteranopia (green-blind)

#3D3C3B

Tritanopia (blue-blind)

#30403E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #33403b;
/* rgb */ color: rgb(51, 64, 59);
/* oklch */ color: oklch(35.8% 0.019 169.9);

Tailwind

colors: {
  custom: {
    50: '#6a7470',
    500: '#33403b',
    950: '#000000',
  },
}

SCSS

$custom: #33403b;
$custom-light: #6a7470;
$custom-dark: #000000;

JSON

{
  "hex": "#33403b",
  "rgb": {
    "r": 51,
    "g": 64,
    "b": 59
  },
  "hsl": {
    "h": 156.923,
    "s": 11.304,
    "l": 22.549
  },
  "oklch": {
    "l": 0.35812,
    "c": 0.01906,
    "h": 169.9
  },
  "luminance": 0.04686
}

Semantic roles & 50–950 ramp

primary

#33403B

secondary

#705F66

accent

#748CB4

background

#F6F7F6

surface

#EBEDEC

border

#C6C8C7

text

#060807

muted

#7A7B7A

Preview Lab

Preview with #33403B

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

Preview Lab → · Contrast checker → · Palette generator →