#30366E#30366E

#30366E is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.9% C 0.096 H 275.9°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#30366E
RGB	rgb(48, 54, 110)
HSL	hsl(234, 39%, 31%)
HSV	hsv(234, 56%, 43%)
CMYK	cmyk(56.4%, 50.9%, 0%, 56.9%)
CIE-LAB	lab(24.93, 15.23, -33.45)
CIE-LCH	lch(24.93, 36.75, 294.48°)
OKLab	oklab(35.87% 0.0098 -0.0953)
OKLCH	oklch(35.87% 0.096 275.9)
XYZ	xyz(5.3517, 4.3922, 15.3146)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30366E #6E6830

analogous

#30556E #30366E #49306E

triadic

#30366E #6E3036 #366E30

tetradic

#30366E #6E3055 #6E6830 #306E49

square

#30366E #6E3055 #6E6830 #306E49

split-complementary

#30366E #6E4930 #556E30

monochromatic

#0B0C19 #1D2143 #30366E #434B99 #5F68B9

Accessibility & contrast

On white

11.18

#30366E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#30366E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30366E

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30366E	#FFFFFF	#000000	##FFFFFF
##30366E	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3E70

Deuteranopia (green-blind)

#14396D

Tritanopia (blue-blind)

#13424C

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #30366e;
/* rgb */ color: rgb(48, 54, 110);
/* oklch */ color: oklch(35.9% 0.096 275.9);

Tailwind

colors: {
  custom: {
    50: '#6e6c98',
    500: '#30366e',
    950: '#000000',
  },
}

SCSS

$custom: #30366e;
$custom-light: #6e6c98;
$custom-dark: #000000;

JSON

{
  "hex": "#30366e",
  "rgb": {
    "r": 48,
    "g": 54,
    "b": 110
  },
  "hsl": {
    "h": 234.194,
    "s": 39.241,
    "l": 30.98
  },
  "oklch": {
    "l": 0.35867,
    "c": 0.09584,
    "h": 275.9
  },
  "luminance": 0.04393
}

Semantic roles & 50–950 ramp

primary

#30366E

secondary

#9F995B

accent

#C459CF

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #30366E

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

Preview Lab → · Contrast checker → · Palette generator →