#333B7E#333B7E

#333B7E is a dark, moderate blue. Relative luminance 0.053; OKLCH L 38.4% C 0.112 H 274.7°. Best body text is #FFFFFF at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#333B7E
RGB	rgb(51, 59, 126)
HSL	hsl(234, 42%, 35%)
HSV	hsv(234, 60%, 49%)
CMYK	cmyk(59.5%, 53.2%, 0%, 50.6%)
CIE-LAB	lab(27.68, 18.23, -39.16)
CIE-LCH	lch(27.68, 43.20, 294.96°)
OKLab	oklab(38.35% 0.0092 -0.112)
OKLCH	oklch(38.35% 0.112 274.7)
XYZ	xyz(6.6939, 5.3376, 20.4121)
Luminance	0.0534 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333B7E #7E7633

analogous

#33617E #333B7E #51337E

triadic

#333B7E #7E333B #3B7E33

tetradic

#333B7E #7E3361 #7E7633 #337E51

square

#333B7E #7E3361 #7E7633 #337E51

split-complementary

#333B7E #7E5133 #617E33

monochromatic

#101227 #212752 #333B7E #454FAA #6973C2

Accessibility & contrast

On white

10.16

#333B7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#333B7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333B7E

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333B7E	#FFFFFF	#000000	##FFFFFF
##333B7E	1.00	10.16	2.07	10.16
#FFFFFF	10.16	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#174580

Deuteranopia (green-blind)

#073E7D

Tritanopia (blue-blind)

#034A56

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #333b7e;
/* rgb */ color: rgb(51, 59, 126);
/* oklch */ color: oklch(38.4% 0.112 274.7);

Tailwind

colors: {
  custom: {
    50: '#7270a4',
    500: '#333b7e',
    950: '#000000',
  },
}

SCSS

$custom: #333b7e;
$custom-light: #7270a4;
$custom-dark: #000000;

JSON

{
  "hex": "#333b7e",
  "rgb": {
    "r": 51,
    "g": 59,
    "b": 126
  },
  "hsl": {
    "h": 233.6,
    "s": 42.373,
    "l": 34.706
  },
  "oklch": {
    "l": 0.38354,
    "c": 0.11239,
    "h": 274.7
  },
  "luminance": 0.05338
}

Semantic roles & 50–950 ramp

primary

#333B7E

secondary

#AAA363

accent

#C556D2

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #333B7E

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

Preview Lab → · Contrast checker → · Palette generator →