#30278F#30278F

#30278F is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.9% C 0.163 H 278.2°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#30278F
RGB	rgb(48, 39, 143)
HSL	hsl(245, 57%, 36%)
HSV	hsv(245, 73%, 56%)
CMYK	cmyk(66.4%, 72.7%, 0%, 43.9%)
CIE-LAB	lab(23.88, 36.71, -55.96)
CIE-LCH	lch(23.88, 66.93, 303.26°)
OKLab	oklab(35.95% 0.0232 -0.1615)
OKLCH	oklch(35.95% 0.163 278.2)
XYZ	xyz(6.9008, 4.0620, 26.4017)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30278F #868F27

analogous

#27528F #30278F #64278F

triadic

#30278F #8F3027 #278F30

tetradic

#30278F #8F2752 #868F27 #278F64

square

#30278F #8F2752 #868F27 #278F64

split-complementary

#30278F #8F6427 #528F27

monochromatic

#100D2F #201A5F #30278F #4034BF #685DD3

Accessibility & contrast

On white

11.59

#30278F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#30278F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30278F

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30278F	#FFFFFF	#000000	##FFFFFF
##30278F	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D92

Deuteranopia (green-blind)

#00348D

Tritanopia (blue-blind)

#004458

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #30278f;
/* rgb */ color: rgb(48, 39, 143);
/* oklch */ color: oklch(35.9% 0.163 278.2);

Tailwind

colors: {
  custom: {
    50: '#7562b1',
    500: '#30278f',
    950: '#000000',
  },
}

SCSS

$custom: #30278f;
$custom-light: #7562b1;
$custom-dark: #000000;

JSON

{
  "hex": "#30278f",
  "rgb": {
    "r": 48,
    "g": 39,
    "b": 143
  },
  "hsl": {
    "h": 245.192,
    "s": 57.143,
    "l": 35.686
  },
  "oklch": {
    "l": 0.35948,
    "c": 0.16321,
    "h": 278.2
  },
  "luminance": 0.04063
}

Semantic roles & 50–950 ramp

primary

#30278F

secondary

#B0B85A

accent

#E047D3

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #30278F

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

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