#33577A#33577A

#33577A is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.6% C 0.071 H 249.1°. Best body text is #FFFFFF at 7.54:1 contrast (WCAG AA passes).

Color values

HEX	#33577A
RGB	rgb(51, 87, 122)
HSL	hsl(210, 41%, 34%)
HSV	hsv(210, 58%, 48%)
CMYK	cmyk(58.2%, 28.7%, 0%, 52.2%)
CIE-LAB	lab(35.84, -1.75, -23.73)
CIE-LCH	lch(35.84, 23.80, 265.79°)
OKLab	oklab(44.58% -0.0255 -0.0666)
OKLCH	oklch(44.58% 0.071 249.1)
XYZ	xyz(8.2850, 8.9246, 19.6946)
Luminance	0.0892 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33577A #7A5633

analogous

#337A7A #33577A #33347A

triadic

#33577A #7A3357 #577A33

tetradic

#33577A #7A337A #7A5633 #347A33

square

#33577A #7A337A #7A5633 #347A33

split-complementary

#33577A #7A3334 #7A7A33

monochromatic

#0F1924 #21384F #33577A #4576A5 #6894C0

Accessibility & contrast

On white

7.54

#33577A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#33577A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33577A

7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33577A	#FFFFFF	#000000	##FFFFFF
##33577A	1.00	7.54	2.78	7.54
#FFFFFF	7.54	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48587C

Deuteranopia (green-blind)

#3F5179

Tritanopia (blue-blind)

#005F63

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #33577a;
/* rgb */ color: rgb(51, 87, 122);
/* oklch */ color: oklch(44.6% 0.071 249.1);

Tailwind

colors: {
  custom: {
    50: '#7186a0',
    500: '#33577a',
    950: '#000000',
  },
}

SCSS

$custom: #33577a;
$custom-light: #7186a0;
$custom-dark: #000000;

JSON

{
  "hex": "#33577a",
  "rgb": {
    "r": 51,
    "g": 87,
    "b": 122
  },
  "hsl": {
    "h": 209.577,
    "s": 41.04,
    "l": 33.922
  },
  "oklch": {
    "l": 0.44578,
    "c": 0.07135,
    "h": 249.1
  },
  "luminance": 0.08925
}

Semantic roles & 50–950 ramp

primary

#33577A

secondary

#A88461

accent

#9357D1

background

#F7F8F9

surface

#EDEFF2

border

#C8CACC

text

#080B0E

muted

#7B7C7E

Preview Lab

Preview with #33577A

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

Preview Lab → · Contrast checker → · Palette generator →