#30307E#30307E

#30307E is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.9% C 0.129 H 277.7°. Best body text is #FFFFFF at 11.35:1 contrast (WCAG AA passes).

Color values

HEX	#30307E
RGB	rgb(48, 48, 126)
HSL	hsl(240, 45%, 34%)
HSV	hsv(240, 62%, 49%)
CMYK	cmyk(61.9%, 61.9%, 0%, 50.6%)
CIE-LAB	lab(24.48, 25.07, -44.35)
CIE-LCH	lch(24.48, 50.95, 299.48°)
OKLab	oklab(35.91% 0.0173 -0.1275)
OKLCH	oklch(35.91% 0.129 277.7)
XYZ	xyz(6.0406, 4.2482, 20.2363)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30307E #7E7E30

analogous

#30577E #30307E #57307E

triadic

#30307E #7E3030 #307E30

tetradic

#30307E #7E3057 #7E7E30 #307E57

square

#30307E #7E3057 #7E7E30 #307E57

split-complementary

#30307E #7E5730 #577E30

monochromatic

#0E0E25 #1F1F52 #30307E #4141AA #6464C4

Accessibility & contrast

On white

11.35

#30307E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#30307E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30307E

11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30307E	#FFFFFF	#000000	##FFFFFF
##30307E	1.00	11.35	1.85	11.35
#FFFFFF	11.35	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D81

Deuteranopia (green-blind)

#00377C

Tritanopia (blue-blind)

#004352

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #30307e;
/* rgb */ color: rgb(48, 48, 126);
/* oklch */ color: oklch(35.9% 0.129 277.7);

Tailwind

colors: {
  custom: {
    50: '#7168a4',
    500: '#30307e',
    950: '#000000',
  },
}

SCSS

$custom: #30307e;
$custom-light: #7168a4;
$custom-dark: #000000;

JSON

{
  "hex": "#30307e",
  "rgb": {
    "r": 48,
    "g": 48,
    "b": 126
  },
  "hsl": {
    "h": 240,
    "s": 44.828,
    "l": 34.118
  },
  "oklch": {
    "l": 0.3591,
    "c": 0.12864,
    "h": 277.7
  },
  "luminance": 0.04249
}

Semantic roles & 50–950 ramp

primary

#30307E

secondary

#ABAB5F

accent

#D553D5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #30307E

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

Preview Lab → · Contrast checker → · Palette generator →