#303155#303155

#303155 is a dark, moderate blue. Relative luminance 0.035; OKLCH L 33.0% C 0.063 H 281.2°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#303155
RGB	rgb(48, 49, 85)
HSL	hsl(238, 28%, 26%)
HSV	hsv(238, 44%, 33%)
CMYK	cmyk(43.5%, 42.4%, 0%, 66.7%)
CIE-LAB	lab(21.87, 10.03, -22.00)
CIE-LCH	lch(21.87, 24.18, 294.51°)
OKLab	oklab(33.03% 0.0122 -0.0619)
OKLCH	oklch(33.03% 0.063 281.2)
XYZ	xyz(3.9565, 3.4807, 9.0559)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303155 #555430

analogous

#304355 #303155 #413055

triadic

#303155 #553031 #315530

tetradic

#303155 #553043 #555430 #305541

square

#303155 #553043 #555430 #305541

split-complementary

#303155 #554130 #435530

monochromatic

#0B0B14 #1A1A2E #303155 #46487C #5C5EA3

Accessibility & contrast

On white

12.38

#303155 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#303155 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303155

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303155	#FFFFFF	#000000	##FFFFFF
##303155	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#253656

Deuteranopia (green-blind)

#233354

Tritanopia (blue-blind)

#25383F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #303155;
/* rgb */ color: rgb(48, 49, 85);
/* oklch */ color: oklch(33.0% 0.063 281.2);

Tailwind

colors: {
  custom: {
    50: '#6a6985',
    500: '#303155',
    950: '#000000',
  },
}

SCSS

$custom: #303155;
$custom-light: #6a6985;
$custom-dark: #000000;

JSON

{
  "hex": "#303155",
  "rgb": {
    "r": 48,
    "g": 49,
    "b": 85
  },
  "hsl": {
    "h": 238.378,
    "s": 27.82,
    "l": 26.078
  },
  "oklch": {
    "l": 0.33034,
    "c": 0.06306,
    "h": 281.2
  },
  "luminance": 0.03481
}

Semantic roles & 50–950 ramp

primary

#303155

secondary

#86855B

accent

#C264C4

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#06060B

muted

#7A7A7C

Preview Lab

Preview with #303155

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

Preview Lab → · Contrast checker → · Palette generator →