#2F3AB6#2F3AB6

#2F3AB6 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.8% C 0.193 H 271.3°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#2F3AB6
RGB	rgb(47, 58, 182)
HSL	hsl(235, 59%, 45%)
HSV	hsv(235, 74%, 71%)
CMYK	cmyk(74.2%, 68.1%, 0%, 28.6%)
CIE-LAB	lab(31.82, 38.46, -66.54)
CIE-LCH	lch(31.82, 76.85, 300.03°)
OKLab	oklab(42.8% 0.0043 -0.1925)
OKLCH	oklch(42.8% 0.193 271.3)
XYZ	xyz(11.1260, 7.0067, 45.0130)
Luminance	0.0701 (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

#2F3AB6 #B6AB2F

analogous

#2F7EB6 #2F3AB6 #672FB6

triadic

#2F3AB6 #B62F3A #3AB62F

tetradic

#2F3AB6 #B62F7E #B6AB2F #2FB667

square

#2F3AB6 #B62F7E #B6AB2F #2FB667

split-complementary

#2F3AB6 #B6672F #7EB62F

monochromatic

#161B55 #222A85 #2F3AB6 #505BD2 #8189DE

Accessibility & contrast

On white

8.74

#2F3AB6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#2F3AB6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3AB6

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3AB6	#FFFFFF	#000000	##FFFFFF
##2F3AB6	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BA

Deuteranopia (green-blind)

#0044B4

Tritanopia (blue-blind)

#005C73

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f3ab6;
/* rgb */ color: rgb(47, 58, 182);
/* oklch */ color: oklch(42.8% 0.193 271.3);

Tailwind

colors: {
  custom: {
    50: '#7c70cd',
    500: '#2f3ab6',
    950: '#000000',
  },
}

SCSS

$custom: #2f3ab6;
$custom-light: #7c70cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3ab6",
  "rgb": {
    "r": 47,
    "g": 58,
    "b": 182
  },
  "hsl": {
    "h": 235.111,
    "s": 58.952,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42796,
    "c": 0.19253,
    "h": 271.3
  },
  "luminance": 0.07008
}

Semantic roles & 50–950 ramp

primary

#2F3AB6

secondary

#C7C179

accent

#D546E2

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #2F3AB6

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

Preview Lab → · Contrast checker → · Palette generator →