#2F38C9#2F38C9

#2F38C9 is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.4% C 0.218 H 270.8°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#2F38C9
RGB	rgb(47, 56, 201)
HSL	hsl(236, 62%, 49%)
HSV	hsv(236, 77%, 79%)
CMYK	cmyk(76.6%, 72.1%, 0%, 21.2%)
CIE-LAB	lab(33.24, 46.20, -75.38)
CIE-LCH	lch(33.24, 88.41, 301.51°)
OKLab	oklab(44.38% 0.003 -0.2182)
OKLCH	oklch(44.38% 0.218 270.8)
XYZ	xyz(13.1255, 7.6483, 56.0315)
Luminance	0.0765 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 3.16

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F38C9 #C9C02F

analogous

#2F85C9 #2F38C9 #732FC9

triadic

#2F38C9 #C92F38 #38C92F

tetradic

#2F38C9 #C92F85 #C9C02F #2FC973

square

#2F38C9 #C92F85 #C9C02F #2FC973

split-complementary

#2F38C9 #C9732F #85C92F

monochromatic

#181C66 #232A97 #2F38C9 #5C64D9 #8E93E5

Accessibility & contrast

On white

8.30

#2F38C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#2F38C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F38C9

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F38C9	#FFFFFF	#000000	##FFFFFF
##2F38C9	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056CD

Deuteranopia (green-blind)

#0047C6

Tritanopia (blue-blind)

#00617D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2f38c9;
/* rgb */ color: rgb(47, 56, 201);
/* oklch */ color: oklch(44.4% 0.218 270.8);

Tailwind

colors: {
  custom: {
    50: '#8170db',
    500: '#2f38c9',
    950: '#000000',
  },
}

SCSS

$custom: #2f38c9;
$custom-light: #8170db;
$custom-dark: #000000;

JSON

{
  "hex": "#2f38c9",
  "rgb": {
    "r": 47,
    "g": 56,
    "b": 201
  },
  "hsl": {
    "h": 236.494,
    "s": 62.097,
    "l": 48.627
  },
  "oklch": {
    "l": 0.44375,
    "c": 0.21827,
    "h": 270.8
  },
  "luminance": 0.0765
}

Semantic roles & 50–950 ramp

primary

#2F38C9

secondary

#CFCB85

accent

#DC43E5

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #2F38C9

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

Preview Lab → · Contrast checker → · Palette generator →