#30428E#30428E

#30428E is a dark, vivid blue. Relative luminance 0.065; OKLCH L 40.9% C 0.127 H 269.9°. Best body text is #FFFFFF at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#30428E
RGB	rgb(48, 66, 142)
HSL	hsl(229, 49%, 37%)
HSV	hsv(229, 66%, 56%)
CMYK	cmyk(66.2%, 53.5%, 0%, 44.3%)
CIE-LAB	lab(30.59, 18.76, -44.41)
CIE-LCH	lch(30.59, 48.21, 292.90°)
OKLab	oklab(40.86% -0.0002 -0.1274)
OKLCH	oklch(40.86% 0.127 269.9)
XYZ	xyz(8.0480, 6.4771, 26.4120)
Luminance	0.0648 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30428E #8E7C30

analogous

#30718E #30428E #4D308E

triadic

#30428E #8E3042 #428E30

tetradic

#30428E #8E3071 #8E7C30 #308E4D

square

#30428E #8E3071 #8E7C30 #308E4D

split-complementary

#30428E #8E4D30 #718E30

monochromatic

#111733 #212D60 #30428E #3F57BC #6B7ECD

Accessibility & contrast

On white

9.15

#30428E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#30428E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30428E

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30428E	#FFFFFF	#000000	##FFFFFF
##30428E	1.00	9.15	2.30	9.15
#FFFFFF	9.15	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#134C91

Deuteranopia (green-blind)

#00448C

Tritanopia (blue-blind)

#005461

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #30428e;
/* rgb */ color: rgb(48, 66, 142);
/* oklch */ color: oklch(40.9% 0.127 269.9);

Tailwind

colors: {
  custom: {
    50: '#7376b0',
    500: '#30428e',
    950: '#000000',
  },
}

SCSS

$custom: #30428e;
$custom-light: #7376b0;
$custom-dark: #000000;

JSON

{
  "hex": "#30428e",
  "rgb": {
    "r": 48,
    "g": 66,
    "b": 142
  },
  "hsl": {
    "h": 228.511,
    "s": 49.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.40862,
    "c": 0.12745,
    "h": 269.9
  },
  "luminance": 0.06478
}

Semantic roles & 50–950 ramp

primary

#30428E

secondary

#B4A565

accent

#BF4FD9

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #30428E

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

Preview Lab → · Contrast checker → · Palette generator →