#30347F#30347F

#30347F is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.8% C 0.125 H 276.1°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#30347F
RGB	rgb(48, 52, 127)
HSL	hsl(237, 45%, 34%)
HSV	hsv(237, 62%, 50%)
CMYK	cmyk(62.2%, 59.1%, 0%, 50.2%)
CIE-LAB	lab(25.61, 22.73, -43.13)
CIE-LCH	lch(25.61, 48.76, 297.79°)
OKLab	oklab(36.78% 0.0132 -0.1239)
OKLCH	oklch(36.78% 0.125 276.1)
XYZ	xyz(6.2764, 4.6162, 20.6348)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30347F #7F7B30

analogous

#305C7F #30347F #54307F

triadic

#30347F #7F3034 #347F30

tetradic

#30347F #7F305C #7F7B30 #307F54

square

#30347F #7F305C #7F7B30 #307F54

split-complementary

#30347F #7F5430 #5C7F30

monochromatic

#0E1026 #1F2253 #30347F #4146AB #656AC5

Accessibility & contrast

On white

10.92

#30347F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#30347F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30347F

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30347F	#FFFFFF	#000000	##FFFFFF
##30347F	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004082

Deuteranopia (green-blind)

#00397D

Tritanopia (blue-blind)

#004654

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #30347f;
/* rgb */ color: rgb(48, 52, 127);
/* oklch */ color: oklch(36.8% 0.125 276.1);

Tailwind

colors: {
  custom: {
    50: '#716ba5',
    500: '#30347f',
    950: '#000000',
  },
}

SCSS

$custom: #30347f;
$custom-light: #716ba5;
$custom-dark: #000000;

JSON

{
  "hex": "#30347f",
  "rgb": {
    "r": 48,
    "g": 52,
    "b": 127
  },
  "hsl": {
    "h": 236.962,
    "s": 45.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.36777,
    "c": 0.12456,
    "h": 276.1
  },
  "luminance": 0.04617
}

Semantic roles & 50–950 ramp

primary

#30347F

secondary

#ACA85F

accent

#CE53D5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #30347F

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

Preview Lab → · Contrast checker → · Palette generator →