#33577F#33577F

#33577F is a dark, moderate cyan. Relative luminance 0.091; OKLCH L 44.9% C 0.078 H 252.2°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#33577F
RGB	rgb(51, 87, 127)
HSL	hsl(212, 43%, 35%)
HSV	hsv(212, 60%, 50%)
CMYK	cmyk(59.8%, 31.5%, 0%, 50.2%)
CIE-LAB	lab(36.08, -0.01, -26.43)
CIE-LCH	lch(36.08, 26.43, 269.99°)
OKLab	oklab(44.85% -0.0239 -0.0744)
OKLCH	oklch(44.85% 0.078 252.2)
XYZ	xyz(8.6028, 9.0518, 21.3684)
Luminance	0.0905 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33577F #7F5B33

analogous

#337D7F #33577F #35337F

triadic

#33577F #7F3357 #577F33

tetradic

#33577F #7F337D #7F5B33 #337F35

square

#33577F #7F337D #7F5B33 #337F35

split-complementary

#33577F #7F3533 #7D7F33

monochromatic

#101B28 #213953 #33577F #4575AB #6994C3

Accessibility & contrast

On white

7.47

#33577F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#33577F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33577F

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33577F	#FFFFFF	#000000	##FFFFFF
##33577F	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#465981

Deuteranopia (green-blind)

#3C527E

Tritanopia (blue-blind)

#006065

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #33577f;
/* rgb */ color: rgb(51, 87, 127);
/* oklch */ color: oklch(44.9% 0.078 252.2);

Tailwind

colors: {
  custom: {
    50: '#7186a4',
    500: '#33577f',
    950: '#000000',
  },
}

SCSS

$custom: #33577f;
$custom-light: #7186a4;
$custom-dark: #000000;

JSON

{
  "hex": "#33577f",
  "rgb": {
    "r": 51,
    "g": 87,
    "b": 127
  },
  "hsl": {
    "h": 211.579,
    "s": 42.697,
    "l": 34.902
  },
  "oklch": {
    "l": 0.44851,
    "c": 0.07817,
    "h": 252.2
  },
  "luminance": 0.09053
}

Semantic roles & 50–950 ramp

primary

#33577F

secondary

#AB8963

accent

#9755D2

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#080B0F

muted

#7B7C7F

Preview Lab

Preview with #33577F

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

Preview Lab → · Contrast checker → · Palette generator →