#30538D#30538D

#30538D is a dark, moderate blue. Relative luminance 0.087; OKLCH L 44.6% C 0.104 H 260.0°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#30538D
RGB	rgb(48, 83, 141)
HSL	hsl(217, 49%, 37%)
HSV	hsv(217, 66%, 55%)
CMYK	cmyk(66%, 41.1%, 0%, 44.7%)
CIE-LAB	lab(35.47, 7.02, -35.97)
CIE-LCH	lch(35.47, 36.65, 281.05°)
OKLab	oklab(44.58% -0.0181 -0.1024)
OKLCH	oklch(44.58% 0.104 260)
XYZ	xyz(9.1182, 8.7371, 26.4000)
Luminance	0.0874 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30538D #8D6A30

analogous

#30828D #30538D #3B308D

triadic

#30538D #8D3053 #538D30

tetradic

#30538D #8D3082 #8D6A30 #308D3B

square

#30538D #8D3082 #8D6A30 #308D3B

split-complementary

#30538D #8D3B30 #828D30

monochromatic

#111D32 #20385F #30538D #406EBB #6B90CD

Accessibility & contrast

On white

7.64

#30538D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#30538D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30538D

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30538D	#FFFFFF	#000000	##FFFFFF
##30538D	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39588F

Deuteranopia (green-blind)

#2B4F8C

Tritanopia (blue-blind)

#006069

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #30538d;
/* rgb */ color: rgb(48, 83, 141);
/* oklch */ color: oklch(44.6% 0.104 260.0);

Tailwind

colors: {
  custom: {
    50: '#7283af',
    500: '#30538d',
    950: '#000000',
  },
}

SCSS

$custom: #30538d;
$custom-light: #7283af;
$custom-dark: #000000;

JSON

{
  "hex": "#30538d",
  "rgb": {
    "r": 48,
    "g": 83,
    "b": 141
  },
  "hsl": {
    "h": 217.419,
    "s": 49.206,
    "l": 37.059
  },
  "oklch": {
    "l": 0.44583,
    "c": 0.10397,
    "h": 260
  },
  "luminance": 0.08738
}

Semantic roles & 50–950 ramp

primary

#30538D

secondary

#B49665

accent

#A54FD9

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #30538D

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

Preview Lab → · Contrast checker → · Palette generator →