#30528F#30528F

#30528F is a dark, moderate blue. Relative luminance 0.086; OKLCH L 44.5% C 0.108 H 261.2°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#30528F
RGB	rgb(48, 82, 143)
HSL	hsl(219, 50%, 37%)
HSV	hsv(219, 66%, 56%)
CMYK	cmyk(66.4%, 42.7%, 0%, 43.9%)
CIE-LAB	lab(35.29, 8.42, -37.47)
CIE-LCH	lch(35.29, 38.41, 282.67°)
OKLab	oklab(44.48% -0.0166 -0.1068)
OKLCH	oklch(44.48% 0.108 261.2)
XYZ	xyz(9.1924, 8.6453, 27.1655)
Luminance	0.0865 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30528F #8F6D30

analogous

#30828F #30528F #3D308F

triadic

#30528F #8F3052 #528F30

tetradic

#30528F #8F3082 #8F6D30 #308F3D

square

#30528F #8F3082 #8F6D30 #308F3D

split-complementary

#30528F #8F3D30 #828F30

monochromatic

#111D33 #213861 #30528F #3F6CBD #6C8FCE

Accessibility & contrast

On white

7.69

#30528F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#30528F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30528F

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30528F	#FFFFFF	#000000	##FFFFFF
##30528F	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365891

Deuteranopia (green-blind)

#284F8E

Tritanopia (blue-blind)

#006069

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #30528f;
/* rgb */ color: rgb(48, 82, 143);
/* oklch */ color: oklch(44.5% 0.108 261.2);

Tailwind

colors: {
  custom: {
    50: '#7382b0',
    500: '#30528f',
    950: '#000000',
  },
}

SCSS

$custom: #30528f;
$custom-light: #7382b0;
$custom-dark: #000000;

JSON

{
  "hex": "#30528f",
  "rgb": {
    "r": 48,
    "g": 82,
    "b": 143
  },
  "hsl": {
    "h": 218.526,
    "s": 49.738,
    "l": 37.451
  },
  "oklch": {
    "l": 0.44481,
    "c": 0.10809,
    "h": 261.2
  },
  "luminance": 0.08646
}

Semantic roles & 50–950 ramp

primary

#30528F

secondary

#B59966

accent

#A84FD9

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #30528F

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

Preview Lab → · Contrast checker → · Palette generator →