#3038B4#3038B4

#3038B4 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.3% C 0.192 H 272.0°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#3038B4
RGB	rgb(48, 56, 180)
HSL	hsl(236, 58%, 45%)
HSV	hsv(236, 73%, 71%)
CMYK	cmyk(73.3%, 68.9%, 0%, 29.4%)
CIE-LAB	lab(31.23, 39.10, -66.32)
CIE-LCH	lch(31.23, 76.98, 300.52°)
OKLab	oklab(42.33% 0.0068 -0.1918)
OKLCH	oklch(42.33% 0.192 272)
XYZ	xyz(10.8685, 6.7509, 43.9014)
Luminance	0.0675 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3038B4 #B4AC30

analogous

#307AB4 #3038B4 #6A30B4

triadic

#3038B4 #B43038 #38B430

tetradic

#3038B4 #B4307A #B4AC30 #30B46A

square

#3038B4 #B4307A #B4AC30 #30B46A

split-complementary

#3038B4 #B46A30 #7AB430

monochromatic

#161A53 #232984 #3038B4 #5158D1 #8187DD

Accessibility & contrast

On white

8.93

#3038B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#3038B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3038B4

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3038B4	#FFFFFF	#000000	##FFFFFF
##3038B4	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B8

Deuteranopia (green-blind)

#0043B2

Tritanopia (blue-blind)

#005A71

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3038b4;
/* rgb */ color: rgb(48, 56, 180);
/* oklch */ color: oklch(42.3% 0.192 272.0);

Tailwind

colors: {
  custom: {
    50: '#7c6fcc',
    500: '#3038b4',
    950: '#000000',
  },
}

SCSS

$custom: #3038b4;
$custom-light: #7c6fcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3038b4",
  "rgb": {
    "r": 48,
    "g": 56,
    "b": 180
  },
  "hsl": {
    "h": 236.364,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.42327,
    "c": 0.19193,
    "h": 272
  },
  "luminance": 0.06752
}

Semantic roles & 50–950 ramp

primary

#3038B4

secondary

#C6C279

accent

#D847E1

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3038B4

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

Preview Lab → · Contrast checker → · Palette generator →