#30599D#30599D

#30599D is a mid, moderate blue. Relative luminance 0.102; OKLCH L 47.0% C 0.120 H 260.0°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#30599D
RGB	rgb(48, 89, 157)
HSL	hsl(217, 53%, 40%)
HSV	hsv(217, 69%, 62%)
CMYK	cmyk(69.4%, 43.3%, 0%, 38.4%)
CIE-LAB	lab(38.21, 9.07, -41.27)
CIE-LCH	lch(38.21, 42.25, 282.40°)
OKLab	oklab(47.01% -0.0209 -0.1178)
OKLCH	oklch(47.01% 0.12 260)
XYZ	xyz(10.8749, 10.2064, 33.2887)
Luminance	0.1021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30599D #9D7430

analogous

#30909D #30599D #3D309D

triadic

#30599D #9D3059 #599D30

tetradic

#30599D #9D3090 #9D7430 #309D3D

square

#30599D #9D3090 #9D7430 #309D3D

split-complementary

#30599D #9D3D30 #909D30

monochromatic

#13243F #223E6E #30599D #4475C6 #7398D4

Accessibility & contrast

On white

6.90

#30599D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#30599D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #30599D

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30599D	#FFFFFF	#000000	##FFFFFF
##30599D	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#395FA0

Deuteranopia (green-blind)

#27559C

Tritanopia (blue-blind)

#006973

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #30599d;
/* rgb */ color: rgb(48, 89, 157);
/* oklch */ color: oklch(47.0% 0.120 260.0);

Tailwind

colors: {
  custom: {
    50: '#7587ba',
    500: '#30599d',
    950: '#000000',
  },
}

SCSS

$custom: #30599d;
$custom-light: #7587ba;
$custom-dark: #000000;

JSON

{
  "hex": "#30599d",
  "rgb": {
    "r": 48,
    "g": 89,
    "b": 157
  },
  "hsl": {
    "h": 217.431,
    "s": 53.171,
    "l": 40.196
  },
  "oklch": {
    "l": 0.4701,
    "c": 0.11968,
    "h": 260
  },
  "luminance": 0.10207
}

Semantic roles & 50–950 ramp

primary

#30599D

secondary

#BC9E6D

accent

#A64BDD

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #30599D

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

Preview Lab → · Contrast checker → · Palette generator →