#302A8B#302A8B

#302A8B is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.0% C 0.154 H 278.0°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#302A8B
RGB	rgb(48, 42, 139)
HSL	hsl(244, 54%, 35%)
HSV	hsv(244, 70%, 55%)
CMYK	cmyk(65.5%, 69.8%, 0%, 45.5%)
CIE-LAB	lab(24.15, 33.52, -53.02)
CIE-LCH	lch(24.15, 62.73, 302.30°)
OKLab	oklab(36.03% 0.0216 -0.1529)
OKLCH	oklch(36.03% 0.154 278)
XYZ	xyz(6.7056, 4.1478, 24.8683)
Luminance	0.0415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#302A8B #858B2A

analogous

#2A558B #302A8B #602A8B

triadic

#302A8B #8B302A #2A8B30

tetradic

#302A8B #8B2A55 #858B2A #2A8B60

square

#302A8B #8B2A55 #858B2A #2A8B60

split-complementary

#302A8B #8B602A #558B2A

monochromatic

#100E2D #201C5C #302A8B #4038BA #6760CF

Accessibility & contrast

On white

11.48

#302A8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#302A8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #302A8B

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##302A8B	#FFFFFF	#000000	##FFFFFF
##302A8B	1.00	11.48	1.83	11.48
#FFFFFF	11.48	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8E

Deuteranopia (green-blind)

#003589

Tritanopia (blue-blind)

#004457

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #302a8b;
/* rgb */ color: rgb(48, 42, 139);
/* oklch */ color: oklch(36.0% 0.154 278.0);

Tailwind

colors: {
  custom: {
    50: '#7464ae',
    500: '#302a8b',
    950: '#000000',
  },
}

SCSS

$custom: #302a8b;
$custom-light: #7464ae;
$custom-dark: #000000;

JSON

{
  "hex": "#302a8b",
  "rgb": {
    "r": 48,
    "g": 42,
    "b": 139
  },
  "hsl": {
    "h": 243.711,
    "s": 53.591,
    "l": 35.49
  },
  "oklch": {
    "l": 0.36031,
    "c": 0.15446,
    "h": 278
  },
  "luminance": 0.04148
}

Semantic roles & 50–950 ramp

primary

#302A8B

secondary

#AFB55C

accent

#DD4BD4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090510

muted

#7B7A7F

Preview Lab

Preview with #302A8B

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

Preview Lab → · Contrast checker → · Palette generator →