#302C9B#302C9B

#302C9B is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.9% C 0.173 H 275.9°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#302C9B
RGB	rgb(48, 44, 155)
HSL	hsl(242, 56%, 39%)
HSV	hsv(242, 72%, 61%)
CMYK	cmyk(69%, 71.6%, 0%, 39.2%)
CIE-LAB	lab(26.14, 37.78, -59.62)
CIE-LCH	lch(26.14, 70.58, 302.36°)
OKLab	oklab(37.93% 0.0177 -0.1722)
OKLCH	oklch(37.93% 0.173 275.9)
XYZ	xyz(8.0341, 4.7956, 31.5062)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#302C9B #979B2C

analogous

#2C609B #302C9B #682C9B

triadic

#302C9B #9B302C #2C9B30

tetradic

#302C9B #9B2C60 #979B2C #2C9B68

square

#302C9B #9B2C60 #979B2C #2C9B68

split-complementary

#302C9B #9B682C #609B2C

monochromatic

#12113C #211E6B #302C9B #413CC8 #706CD5

Accessibility & contrast

On white

10.72

#302C9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#302C9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #302C9B

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##302C9B	#FFFFFF	#000000	##FFFFFF
##302C9B	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439E

Deuteranopia (green-blind)

#003999

Tritanopia (blue-blind)

#004B60

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #302c9b;
/* rgb */ color: rgb(48, 44, 155);
/* oklch */ color: oklch(37.9% 0.173 275.9);

Tailwind

colors: {
  custom: {
    50: '#7866ba',
    500: '#302c9b',
    950: '#000000',
  },
}

SCSS

$custom: #302c9b;
$custom-light: #7866ba;
$custom-dark: #000000;

JSON

{
  "hex": "#302c9b",
  "rgb": {
    "r": 48,
    "g": 44,
    "b": 155
  },
  "hsl": {
    "h": 242.162,
    "s": 55.779,
    "l": 39.02
  },
  "oklch": {
    "l": 0.3793,
    "c": 0.17315,
    "h": 275.9
  },
  "luminance": 0.04796
}

Semantic roles & 50–950 ramp

primary

#302C9B

secondary

#B9BC67

accent

#DF49DA

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #302C9B

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

Preview Lab → · Contrast checker → · Palette generator →