#30529B#30529B

#30529B is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.3% C 0.125 H 263.4°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#30529B
RGB	rgb(48, 82, 155)
HSL	hsl(221, 53%, 40%)
HSV	hsv(221, 69%, 61%)
CMYK	cmyk(69%, 47.1%, 0%, 39.2%)
CIE-LAB	lab(36.04, 12.91, -43.54)
CIE-LCH	lch(36.04, 45.42, 286.52°)
OKLab	oklab(45.3% -0.0143 -0.1246)
OKLCH	oklch(45.3% 0.125 263.4)
XYZ	xyz(10.1505, 9.0285, 32.2117)
Luminance	0.0903 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30529B #9B7930

analogous

#30879B #30529B #44309B

triadic

#30529B #9B3052 #529B30

tetradic

#30529B #9B3087 #9B7930 #309B44

square

#30529B #9B3087 #9B7930 #309B44

split-complementary

#30529B #9B4430 #879B30

monochromatic

#13213E #22396C #30529B #436CC5 #7291D3

Accessibility & contrast

On white

7.48

#30529B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#30529B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30529B

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30529B	#FFFFFF	#000000	##FFFFFF
##30529B	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5A9E

Deuteranopia (green-blind)

#17509A

Tritanopia (blue-blind)

#00636F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #30529b;
/* rgb */ color: rgb(48, 82, 155);
/* oklch */ color: oklch(45.3% 0.125 263.4);

Tailwind

colors: {
  custom: {
    50: '#7582b9',
    500: '#30529b',
    950: '#000000',
  },
}

SCSS

$custom: #30529b;
$custom-light: #7582b9;
$custom-dark: #000000;

JSON

{
  "hex": "#30529b",
  "rgb": {
    "r": 48,
    "g": 82,
    "b": 155
  },
  "hsl": {
    "h": 220.935,
    "s": 52.709,
    "l": 39.804
  },
  "oklch": {
    "l": 0.45298,
    "c": 0.12546,
    "h": 263.4
  },
  "luminance": 0.0903
}

Semantic roles & 50–950 ramp

primary

#30529B

secondary

#BBA26C

accent

#AE4CDC

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #30529B

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

Preview Lab → · Contrast checker → · Palette generator →