#2F30B6#2F30B6

#2F30B6 is a dark, highly saturated blue. Relative luminance 0.061; OKLCH L 41.2% C 0.203 H 272.7°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#2F30B6
RGB	rgb(47, 48, 182)
HSL	hsl(240, 59%, 45%)
HSV	hsv(240, 74%, 71%)
CMYK	cmyk(74.2%, 73.6%, 0%, 28.6%)
CIE-LAB	lab(29.65, 44.43, -70.12)
CIE-LCH	lch(29.65, 83.01, 302.36°)
OKLab	oklab(41.24% 0.0096 -0.2029)
OKLCH	oklch(41.24% 0.203 272.7)
XYZ	xyz(10.6699, 6.0945, 44.8609)
Luminance	0.0610 (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

#2F30B6 #B6B52F

analogous

#2F73B6 #2F30B6 #722FB6

triadic

#2F30B6 #B62F30 #30B62F

tetradic

#2F30B6 #B62F73 #B6B52F #2FB672

square

#2F30B6 #B62F73 #B6B52F #2FB672

split-complementary

#2F30B6 #B6722F #73B62F

monochromatic

#161655 #222385 #2F30B6 #5051D2 #8182DE

Accessibility & contrast

On white

9.46

#2F30B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#2F30B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F30B6

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F30B6	#FFFFFF	#000000	##FFFFFF
##2F30B6	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CBA

Deuteranopia (green-blind)

#003FB4

Tritanopia (blue-blind)

#005770

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2f30b6;
/* rgb */ color: rgb(47, 48, 182);
/* oklch */ color: oklch(41.2% 0.203 272.7);

Tailwind

colors: {
  custom: {
    50: '#7d6acd',
    500: '#2f30b6',
    950: '#000000',
  },
}

SCSS

$custom: #2f30b6;
$custom-light: #7d6acd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f30b6",
  "rgb": {
    "r": 47,
    "g": 48,
    "b": 182
  },
  "hsl": {
    "h": 239.556,
    "s": 58.952,
    "l": 44.902
  },
  "oklch": {
    "l": 0.41235,
    "c": 0.20312,
    "h": 272.7
  },
  "luminance": 0.06096
}

Semantic roles & 50–950 ramp

primary

#2F30B6

secondary

#C7C779

accent

#E146E2

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0614

muted

#7C7A82

Preview Lab

Preview with #2F30B6

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

Preview Lab → · Contrast checker → · Palette generator →