#302D8B#302D8B

#302D8B is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.5% C 0.151 H 277.3°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#302D8B
RGB	rgb(48, 45, 139)
HSL	hsl(242, 51%, 36%)
HSV	hsv(242, 68%, 55%)
CMYK	cmyk(65.5%, 67.6%, 0%, 45.5%)
CIE-LAB	lab(24.85, 31.63, -51.87)
CIE-LCH	lch(24.85, 60.76, 301.37°)
OKLab	oklab(36.54% 0.0192 -0.1496)
OKLCH	oklch(36.54% 0.151 277.3)
XYZ	xyz(6.8160, 4.3687, 24.9051)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#302D8B #888B2D

analogous

#2D598B #302D8B #5F2D8B

triadic

#302D8B #8B302D #2D8B30

tetradic

#302D8B #8B2D59 #888B2D #2D8B5F

square

#302D8B #8B2D59 #888B2D #2D8B5F

split-complementary

#302D8B #8B5F2D #598B2D

monochromatic

#100F2F #201E5D #302D8B #403CB9 #6965CD

Accessibility & contrast

On white

11.21

#302D8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#302D8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #302D8B

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##302D8B	#FFFFFF	#000000	##FFFFFF
##302D8B	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8E

Deuteranopia (green-blind)

#003789

Tritanopia (blue-blind)

#004558

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #302d8b;
/* rgb */ color: rgb(48, 45, 139);
/* oklch */ color: oklch(36.5% 0.151 277.3);

Tailwind

colors: {
  custom: {
    50: '#7466ae',
    500: '#302d8b',
    950: '#000000',
  },
}

SCSS

$custom: #302d8b;
$custom-light: #7466ae;
$custom-dark: #000000;

JSON

{
  "hex": "#302d8b",
  "rgb": {
    "r": 48,
    "g": 45,
    "b": 139
  },
  "hsl": {
    "h": 241.915,
    "s": 51.087,
    "l": 36.078
  },
  "oklch": {
    "l": 0.36537,
    "c": 0.1508,
    "h": 277.3
  },
  "luminance": 0.04369
}

Semantic roles & 50–950 ramp

primary

#302D8B

secondary

#B1B460

accent

#DB4DD6

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #302D8B

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

Preview Lab → · Contrast checker → · Palette generator →