#30458C#30458C

#30458C is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.4% C 0.120 H 268.3°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#30458C
RGB	rgb(48, 69, 140)
HSL	hsl(226, 49%, 37%)
HSV	hsv(226, 66%, 55%)
CMYK	cmyk(65.7%, 50.7%, 0%, 45.1%)
CIE-LAB	lab(31.29, 15.99, -42.04)
CIE-LCH	lch(31.29, 44.98, 290.82°)
OKLab	oklab(41.35% -0.0035 -0.1204)
OKLCH	oklch(41.35% 0.12 268.3)
XYZ	xyz(8.0791, 6.7773, 25.6883)
Luminance	0.0678 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30458C #8C7730

analogous

#30738C #30458C #49308C

triadic

#30458C #8C3045 #458C30

tetradic

#30458C #8C3073 #8C7730 #308C49

square

#30458C #8C3073 #8C7730 #308C49

split-complementary

#30458C #8C4930 #738C30

monochromatic

#111831 #202F5E #30458C #405BBA #6A81CC

Accessibility & contrast

On white

8.91

#30458C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#30458C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30458C

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30458C	#FFFFFF	#000000	##FFFFFF
##30458C	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F4E8F

Deuteranopia (green-blind)

#08468B

Tritanopia (blue-blind)

#005562

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #30458c;
/* rgb */ color: rgb(48, 69, 140);
/* oklch */ color: oklch(41.4% 0.120 268.3);

Tailwind

colors: {
  custom: {
    50: '#7278ae',
    500: '#30458c',
    950: '#000000',
  },
}

SCSS

$custom: #30458c;
$custom-light: #7278ae;
$custom-dark: #000000;

JSON

{
  "hex": "#30458c",
  "rgb": {
    "r": 48,
    "g": 69,
    "b": 140
  },
  "hsl": {
    "h": 226.304,
    "s": 48.936,
    "l": 36.863
  },
  "oklch": {
    "l": 0.41354,
    "c": 0.12047,
    "h": 268.3
  },
  "luminance": 0.06778
}

Semantic roles & 50–950 ramp

primary

#30458C

secondary

#B3A164

accent

#B94FD8

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #30458C

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

Preview Lab → · Contrast checker → · Palette generator →