#305491#305491

#305491 is a mid, moderate blue. Relative luminance 0.090; OKLCH L 45.1% C 0.109 H 260.3°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#305491
RGB	rgb(48, 84, 145)
HSL	hsl(218, 50%, 38%)
HSV	hsv(218, 67%, 57%)
CMYK	cmyk(66.9%, 42.1%, 0%, 43.1%)
CIE-LAB	lab(36.01, 7.85, -37.55)
CIE-LCH	lch(36.01, 38.36, 281.82°)
OKLab	oklab(45.07% -0.0183 -0.107)
OKLCH	oklch(45.07% 0.109 260.3)
XYZ	xyz(9.4983, 9.0124, 28.0216)
Luminance	0.0901 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305491 #916D30

analogous

#308491 #305491 #3C3091

triadic

#305491 #913054 #549130

tetradic

#305491 #913084 #916D30 #30913C

square

#305491 #913084 #916D30 #30913C

split-complementary

#305491 #913C30 #849130

monochromatic

#121F35 #213963 #305491 #3F6FBF #6D91CF

Accessibility & contrast

On white

7.49

#305491 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#305491 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #305491

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305491	#FFFFFF	#000000	##FFFFFF
##305491	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#385A93

Deuteranopia (green-blind)

#295190

Tritanopia (blue-blind)

#00626B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #305491;
/* rgb */ color: rgb(48, 84, 145);
/* oklch */ color: oklch(45.1% 0.109 260.3);

Tailwind

colors: {
  custom: {
    50: '#7383b1',
    500: '#305491',
    950: '#000000',
  },
}

SCSS

$custom: #305491;
$custom-light: #7383b1;
$custom-dark: #000000;

JSON

{
  "hex": "#305491",
  "rgb": {
    "r": 48,
    "g": 84,
    "b": 145
  },
  "hsl": {
    "h": 217.732,
    "s": 50.259,
    "l": 37.843
  },
  "oklch": {
    "l": 0.45074,
    "c": 0.10855,
    "h": 260.3
  },
  "luminance": 0.09013
}

Semantic roles & 50–950 ramp

primary

#305491

secondary

#B69967

accent

#A64EDA

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #305491

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

Preview Lab → · Contrast checker → · Palette generator →