#302FAE#302FAE

#302FAE is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.3% C 0.194 H 273.7°. Best body text is #FFFFFF at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#302FAE
RGB	rgb(48, 47, 174)
HSL	hsl(240, 57%, 43%)
HSV	hsv(240, 73%, 68%)
CMYK	cmyk(72.4%, 73%, 0%, 31.8%)
CIE-LAB	lab(28.69, 42.43, -66.93)
CIE-LCH	lch(28.69, 79.25, 302.37°)
OKLab	oklab(40.32% 0.0127 -0.1936)
OKLCH	oklch(40.32% 0.194 273.7)
XYZ	xyz(9.8729, 5.7164, 40.6193)
Luminance	0.0572 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.31

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#302FAE #ADAE2F

analogous

#2F6EAE #302FAE #6F2FAE

triadic

#302FAE #AE302F #2FAE30

tetradic

#302FAE #AE2F6E #ADAE2F #2FAE6F

square

#302FAE #AE2F6E #ADAE2F #2FAE6F

split-complementary

#302FAE #AE6F2F #6EAE2F

monochromatic

#15154E #23227E #302FAE #4D4CCF #7D7CDC

Accessibility & contrast

On white

9.80

#302FAE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#302FAE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #302FAE

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##302FAE	#FFFFFF	#000000	##FFFFFF
##302FAE	1.00	9.80	2.14	9.80
#FFFFFF	9.80	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB2

Deuteranopia (green-blind)

#003EAC

Tritanopia (blue-blind)

#00536B

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #302fae;
/* rgb */ color: rgb(48, 47, 174);
/* oklch */ color: oklch(40.3% 0.194 273.7);

Tailwind

colors: {
  custom: {
    50: '#7c69c7',
    500: '#302fae',
    950: '#000000',
  },
}

SCSS

$custom: #302fae;
$custom-light: #7c69c7;
$custom-dark: #000000;

JSON

{
  "hex": "#302fae",
  "rgb": {
    "r": 48,
    "g": 47,
    "b": 174
  },
  "hsl": {
    "h": 240.472,
    "s": 57.466,
    "l": 43.333
  },
  "oklch": {
    "l": 0.4032,
    "c": 0.194,
    "h": 273.7
  },
  "luminance": 0.05717
}

Semantic roles & 50–950 ramp

primary

#302FAE

secondary

#C3C475

accent

#E147E0

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #302FAE

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

Preview Lab → · Contrast checker → · Palette generator →