#30558E#30558E

#30558E is a mid, moderate blue. Relative luminance 0.091; OKLCH L 45.1% C 0.103 H 258.8°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#30558E
RGB	rgb(48, 85, 142)
HSL	hsl(216, 49%, 37%)
HSV	hsv(216, 66%, 56%)
CMYK	cmyk(66.2%, 40.1%, 0%, 44.3%)
CIE-LAB	lab(36.13, 6.09, -35.53)
CIE-LCH	lch(36.13, 36.04, 279.72°)
OKLab	oklab(45.11% -0.02 -0.1011)
OKLCH	oklch(45.11% 0.103 258.8)
XYZ	xyz(9.3482, 9.0775, 26.8454)
Luminance	0.0908 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30558E #8E6930

analogous

#30848E #30558E #3A308E

triadic

#30558E #8E3055 #558E30

tetradic

#30558E #8E3084 #8E6930 #308E3A

square

#30558E #8E3084 #8E6930 #308E3A

split-complementary

#30558E #8E3A30 #848E30

monochromatic

#111E33 #213A60 #30558E #3F70BC #6B92CD

Accessibility & contrast

On white

7.46

#30558E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#30558E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30558E

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30558E	#FFFFFF	#000000	##FFFFFF
##30558E	1.00	7.46	2.82	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C5A90

Deuteranopia (green-blind)

#2E518D

Tritanopia (blue-blind)

#00626A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #30558e;
/* rgb */ color: rgb(48, 85, 142);
/* oklch */ color: oklch(45.1% 0.103 258.8);

Tailwind

colors: {
  custom: {
    50: '#7284af',
    500: '#30558e',
    950: '#000000',
  },
}

SCSS

$custom: #30558e;
$custom-light: #7284af;
$custom-dark: #000000;

JSON

{
  "hex": "#30558e",
  "rgb": {
    "r": 48,
    "g": 85,
    "b": 142
  },
  "hsl": {
    "h": 216.383,
    "s": 49.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.45114,
    "c": 0.10303,
    "h": 258.8
  },
  "luminance": 0.09078
}

Semantic roles & 50–950 ramp

primary

#30558E

secondary

#B49565

accent

#A34FD9

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #30558E

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

Preview Lab → · Contrast checker → · Palette generator →