#333A7D#333A7D

#333A7D is a dark, moderate blue. Relative luminance 0.052; OKLCH L 38.1% C 0.112 H 275.2°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#333A7D
RGB	rgb(51, 58, 125)
HSL	hsl(234, 42%, 35%)
HSV	hsv(234, 59%, 49%)
CMYK	cmyk(59.2%, 53.6%, 0%, 51%)
CIE-LAB	lab(27.33, 18.55, -39.10)
CIE-LCH	lch(27.33, 43.27, 295.38°)
OKLab	oklab(38.07% 0.0103 -0.1118)
OKLCH	oklch(38.07% 0.112 275.2)
XYZ	xyz(6.5788, 5.2101, 20.0570)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333A7D #7D7633

analogous

#335F7D #333A7D #51337D

triadic

#333A7D #7D333A #3A7D33

tetradic

#333A7D #7D335F #7D7633 #337D51

square

#333A7D #7D335F #7D7633 #337D51

split-complementary

#333A7D #7D5133 #5F7D33

monochromatic

#101226 #212652 #333A7D #454EA8 #6971C2

Accessibility & contrast

On white

10.28

#333A7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#333A7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333A7D

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333A7D	#FFFFFF	#000000	##FFFFFF
##333A7D	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15447F

Deuteranopia (green-blind)

#063E7C

Tritanopia (blue-blind)

#054955

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #333a7d;
/* rgb */ color: rgb(51, 58, 125);
/* oklch */ color: oklch(38.1% 0.112 275.2);

Tailwind

colors: {
  custom: {
    50: '#7270a3',
    500: '#333a7d',
    950: '#000000',
  },
}

SCSS

$custom: #333a7d;
$custom-light: #7270a3;
$custom-dark: #000000;

JSON

{
  "hex": "#333a7d",
  "rgb": {
    "r": 51,
    "g": 58,
    "b": 125
  },
  "hsl": {
    "h": 234.324,
    "s": 42.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.38067,
    "c": 0.11231,
    "h": 275.2
  },
  "luminance": 0.05211
}

Semantic roles & 50–950 ramp

primary

#333A7D

secondary

#AAA362

accent

#C656D2

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #333A7D

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

Preview Lab → · Contrast checker → · Palette generator →