#2F5AB1#2F5AB1

#2F5AB1 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.6% C 0.147 H 262.5°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#2F5AB1
RGB	rgb(47, 90, 177)
HSL	hsl(220, 58%, 44%)
HSV	hsv(220, 73%, 69%)
CMYK	cmyk(73.4%, 49.2%, 0%, 30.6%)
CIE-LAB	lab(39.73, 15.81, -50.71)
CIE-LCH	lch(39.73, 53.12, 287.32°)
OKLab	oklab(48.58% -0.0192 -0.1456)
OKLCH	oklch(48.58% 0.147 262.5)
XYZ	xyz(12.7614, 11.0896, 43.0544)
Luminance	0.1109 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5AB1 #B1862F

analogous

#2F9BB1 #2F5AB1 #452FB1

triadic

#2F5AB1 #B12F5A #5AB12F

tetradic

#2F5AB1 #B12F9B #B1862F #2FB145

square

#2F5AB1 #B12F9B #B1862F #2FB145

split-complementary

#2F5AB1 #B1452F #9BB12F

monochromatic

#152950 #224181 #2F5AB1 #4D79D0 #7E9DDD

Accessibility & contrast

On white

6.53

#2F5AB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#2F5AB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5AB1

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5AB1	#FFFFFF	#000000	##FFFFFF
##2F5AB1	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2964B4

Deuteranopia (green-blind)

#0058AF

Tritanopia (blue-blind)

#006F7D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2f5ab1;
/* rgb */ color: rgb(47, 90, 177);
/* oklch */ color: oklch(48.6% 0.147 262.5);

Tailwind

colors: {
  custom: {
    50: '#7988c9',
    500: '#2f5ab1',
    950: '#000000',
  },
}

SCSS

$custom: #2f5ab1;
$custom-light: #7988c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5ab1",
  "rgb": {
    "r": 47,
    "g": 90,
    "b": 177
  },
  "hsl": {
    "h": 220.154,
    "s": 58.036,
    "l": 43.922
  },
  "oklch": {
    "l": 0.48578,
    "c": 0.14687,
    "h": 262.5
  },
  "luminance": 0.11091
}

Semantic roles & 50–950 ramp

primary

#2F5AB1

secondary

#C5AB76

accent

#AE47E1

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2F5AB1

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

Preview Lab → · Contrast checker → · Palette generator →