#33507A#33507A

#33507A is a dark, moderate blue. Relative luminance 0.078; OKLCH L 42.9% C 0.078 H 257.6°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#33507A
RGB	rgb(51, 80, 122)
HSL	hsl(215, 41%, 34%)
HSV	hsv(215, 58%, 48%)
CMYK	cmyk(58.2%, 34.4%, 0%, 52.2%)
CIE-LAB	lab(33.66, 2.73, -27.14)
CIE-LCH	lch(33.66, 27.28, 275.73°)
OKLab	oklab(42.87% -0.0168 -0.0766)
OKLCH	oklch(42.87% 0.078 257.6)
XYZ	xyz(7.7455, 7.8456, 19.5148)
Luminance	0.0785 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33507A #7A5D33

analogous

#33747A #33507A #3A337A

triadic

#33507A #7A3350 #507A33

tetradic

#33507A #7A3374 #7A5D33 #337A3A

square

#33507A #7A3374 #7A5D33 #337A3A

split-complementary

#33507A #7A3A33 #747A33

monochromatic

#0F1724 #21344F #33507A #456CA5 #688CC0

Accessibility & contrast

On white

8.17

#33507A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#33507A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33507A

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33507A	#FFFFFF	#000000	##FFFFFF
##33507A	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F537C

Deuteranopia (green-blind)

#364C79

Tritanopia (blue-blind)

#02595F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #33507a;
/* rgb */ color: rgb(51, 80, 122);
/* oklch */ color: oklch(42.9% 0.078 257.6);

Tailwind

colors: {
  custom: {
    50: '#7080a0',
    500: '#33507a',
    950: '#000000',
  },
}

SCSS

$custom: #33507a;
$custom-light: #7080a0;
$custom-dark: #000000;

JSON

{
  "hex": "#33507a",
  "rgb": {
    "r": 51,
    "g": 80,
    "b": 122
  },
  "hsl": {
    "h": 215.493,
    "s": 41.04,
    "l": 33.922
  },
  "oklch": {
    "l": 0.4287,
    "c": 0.0784,
    "h": 257.6
  },
  "luminance": 0.07846
}

Semantic roles & 50–950 ramp

primary

#33507A

secondary

#A88B61

accent

#9F57D1

background

#F7F7F9

surface

#EDEEF2

border

#C8C9CC

text

#080A0F

muted

#7B7C7E

Preview Lab

Preview with #33507A

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

Preview Lab → · Contrast checker → · Palette generator →