#2F44B1#2F44B1

#2F44B1 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.1% C 0.174 H 269.4°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#2F44B1
RGB	rgb(47, 68, 177)
HSL	hsl(230, 58%, 44%)
HSV	hsv(230, 73%, 69%)
CMYK	cmyk(73.4%, 61.6%, 0%, 30.6%)
CIE-LAB	lab(33.80, 30.28, -60.33)
CIE-LCH	lch(33.80, 67.51, 296.65°)
OKLab	oklab(44.11% -0.0018 -0.1742)
OKLCH	oklch(44.11% 0.174 269.4)
XYZ	xyz(11.1725, 7.9117, 42.5248)
Luminance	0.0791 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F44B1 #B19C2F

analogous

#2F85B1 #2F44B1 #5B2FB1

triadic

#2F44B1 #B12F44 #44B12F

tetradic

#2F44B1 #B12F85 #B19C2F #2FB15B

square

#2F44B1 #B12F85 #B19C2F #2FB15B

split-complementary

#2F44B1 #B15B2F #85B12F

monochromatic

#151F50 #223181 #2F44B1 #4D62D0 #7E8DDD

Accessibility & contrast

On white

8.13

#2F44B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#2F44B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F44B1

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F44B1	#FFFFFF	#000000	##FFFFFF
##2F44B1	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B5

Deuteranopia (green-blind)

#004AAF

Tritanopia (blue-blind)

#006074

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2f44b1;
/* rgb */ color: rgb(47, 68, 177);
/* oklch */ color: oklch(44.1% 0.174 269.4);

Tailwind

colors: {
  custom: {
    50: '#7a77c9',
    500: '#2f44b1',
    950: '#000000',
  },
}

SCSS

$custom: #2f44b1;
$custom-light: #7a77c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f44b1",
  "rgb": {
    "r": 47,
    "g": 68,
    "b": 177
  },
  "hsl": {
    "h": 230.308,
    "s": 58.036,
    "l": 43.922
  },
  "oklch": {
    "l": 0.44108,
    "c": 0.17425,
    "h": 269.4
  },
  "luminance": 0.07913
}

Semantic roles & 50–950 ramp

primary

#2F44B1

secondary

#C5B976

accent

#C847E1

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #2F44B1

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

Preview Lab → · Contrast checker → · Palette generator →