#302B8A#302B8A

#302B8A is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.1% C 0.152 H 277.9°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#302B8A
RGB	rgb(48, 43, 138)
HSL	hsl(243, 52%, 35%)
HSV	hsv(243, 69%, 54%)
CMYK	cmyk(65.2%, 68.8%, 0%, 45.9%)
CIE-LAB	lab(24.29, 32.55, -52.17)
CIE-LCH	lch(24.29, 61.50, 301.96°)
OKLab	oklab(36.1% 0.0209 -0.1505)
OKLCH	oklch(36.1% 0.152 277.9)
XYZ	xyz(6.6688, 4.1906, 24.4973)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#302B8A #858A2B

analogous

#2B558A #302B8A #5F2B8A

triadic

#302B8A #8A302B #2B8A30

tetradic

#302B8A #8A2B55 #858A2B #2B8A5F

square

#302B8A #8A2B55 #858A2B #2B8A5F

split-complementary

#302B8A #8A5F2B #558A2B

monochromatic

#100E2D #201C5B #302B8A #403AB9 #6761CE

Accessibility & contrast

On white

11.42

#302B8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#302B8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #302B8A

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##302B8A	#FFFFFF	#000000	##FFFFFF
##302B8A	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8D

Deuteranopia (green-blind)

#003688

Tritanopia (blue-blind)

#004456

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #302b8a;
/* rgb */ color: rgb(48, 43, 138);
/* oklch */ color: oklch(36.1% 0.152 277.9);

Tailwind

colors: {
  custom: {
    50: '#7465ad',
    500: '#302b8a',
    950: '#000000',
  },
}

SCSS

$custom: #302b8a;
$custom-light: #7465ad;
$custom-dark: #000000;

JSON

{
  "hex": "#302b8a",
  "rgb": {
    "r": 48,
    "g": 43,
    "b": 138
  },
  "hsl": {
    "h": 243.158,
    "s": 52.486,
    "l": 35.49
  },
  "oklch": {
    "l": 0.36101,
    "c": 0.15191,
    "h": 277.9
  },
  "luminance": 0.04191
}

Semantic roles & 50–950 ramp

primary

#302B8A

secondary

#AFB45D

accent

#DC4CD4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090510

muted

#7B7A7F

Preview Lab

Preview with #302B8A

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

Preview Lab → · Contrast checker → · Palette generator →