#33507D#33507D

#33507D is a dark, moderate blue. Relative luminance 0.079; OKLCH L 43.0% C 0.083 H 258.9°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#33507D
RGB	rgb(51, 80, 125)
HSL	hsl(216, 42%, 35%)
HSV	hsv(216, 59%, 49%)
CMYK	cmyk(59.2%, 36%, 0%, 51%)
CIE-LAB	lab(33.82, 3.79, -28.75)
CIE-LCH	lch(33.82, 29.00, 277.51°)
OKLab	oklab(43.05% -0.0159 -0.0813)
OKLCH	oklch(43.05% 0.083 258.9)
XYZ	xyz(7.9343, 7.9211, 20.5089)
Luminance	0.0792 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33507D #7D6033

analogous

#33757D #33507D #3B337D

triadic

#33507D #7D3350 #507D33

tetradic

#33507D #7D3375 #7D6033 #337D3B

square

#33507D #7D3375 #7D6033 #337D3B

split-complementary

#33507D #7D3B33 #757D33

monochromatic

#101826 #213452 #33507D #456CA8 #698CC2

Accessibility & contrast

On white

8.13

#33507D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#33507D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33507D

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33507D	#FFFFFF	#000000	##FFFFFF
##33507D	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E537F

Deuteranopia (green-blind)

#344C7C

Tritanopia (blue-blind)

#005A60

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #33507d;
/* rgb */ color: rgb(51, 80, 125);
/* oklch */ color: oklch(43.0% 0.083 258.9);

Tailwind

colors: {
  custom: {
    50: '#7180a3',
    500: '#33507d',
    950: '#000000',
  },
}

SCSS

$custom: #33507d;
$custom-light: #7180a3;
$custom-dark: #000000;

JSON

{
  "hex": "#33507d",
  "rgb": {
    "r": 51,
    "g": 80,
    "b": 125
  },
  "hsl": {
    "h": 216.486,
    "s": 42.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.43046,
    "c": 0.08282,
    "h": 258.9
  },
  "luminance": 0.07922
}

Semantic roles & 50–950 ramp

primary

#33507D

secondary

#AA8E62

accent

#A156D2

background

#F7F7FA

surface

#EDEEF3

border

#C8C9CD

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #33507D

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

Preview Lab → · Contrast checker → · Palette generator →