#30589E#30589E

#30589E is a mid, vivid blue. Relative luminance 0.101; OKLCH L 46.9% C 0.122 H 260.7°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#30589E
RGB	rgb(48, 88, 158)
HSL	hsl(218, 53%, 40%)
HSV	hsv(218, 70%, 62%)
CMYK	cmyk(69.6%, 44.3%, 0%, 38%)
CIE-LAB	lab(37.98, 10.10, -42.24)
CIE-LCH	lch(37.98, 43.43, 283.44°)
OKLab	oklab(46.85% -0.0197 -0.1207)
OKLCH	oklch(46.85% 0.122 260.7)
XYZ	xyz(10.8780, 10.0753, 33.7126)
Luminance	0.1008 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30589E #9E7630

analogous

#308F9E #30589E #3F309E

triadic

#30589E #9E3058 #589E30

tetradic

#30589E #9E308F #9E7630 #309E3F

square

#30589E #9E308F #9E7630 #309E3F

split-complementary

#30589E #9E3F30 #8F9E30

monochromatic

#132440 #223E6F #30589E #4574C6 #7497D5

Accessibility & contrast

On white

6.96

#30589E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#30589E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #30589E

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30589E	#FFFFFF	#000000	##FFFFFF
##30589E	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365FA1

Deuteranopia (green-blind)

#23559D

Tritanopia (blue-blind)

#006873

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #30589e;
/* rgb */ color: rgb(48, 88, 158);
/* oklch */ color: oklch(46.9% 0.122 260.7);

Tailwind

colors: {
  custom: {
    50: '#7586bb',
    500: '#30589e',
    950: '#000000',
  },
}

SCSS

$custom: #30589e;
$custom-light: #7586bb;
$custom-dark: #000000;

JSON

{
  "hex": "#30589e",
  "rgb": {
    "r": 48,
    "g": 88,
    "b": 158
  },
  "hsl": {
    "h": 218.182,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.4685,
    "c": 0.1223,
    "h": 260.7
  },
  "luminance": 0.10076
}

Semantic roles & 50–950 ramp

primary

#30589E

secondary

#BDA06D

accent

#A84BDD

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #30589E

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

Preview Lab → · Contrast checker → · Palette generator →