#2F5BB0#2F5BB0

#2F5BB0 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.7% C 0.144 H 262.0°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#2F5BB0
RGB	rgb(47, 91, 176)
HSL	hsl(220, 58%, 44%)
HSV	hsv(220, 73%, 69%)
CMYK	cmyk(73.3%, 48.3%, 0%, 31%)
CIE-LAB	lab(39.95, 14.78, -49.77)
CIE-LCH	lch(39.95, 51.92, 286.54°)
OKLab	oklab(48.72% -0.0202 -0.1428)
OKLCH	oklch(48.72% 0.144 262)
XYZ	xyz(12.7470, 11.2197, 42.5597)
Luminance	0.1122 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5BB0 #B0842F

analogous

#2F9BB0 #2F5BB0 #432FB0

triadic

#2F5BB0 #B02F5B #5BB02F

tetradic

#2F5BB0 #B02F9B #B0842F #2FB043

square

#2F5BB0 #B02F9B #B0842F #2FB043

split-complementary

#2F5BB0 #B0432F #9BB02F

monochromatic

#15294F #224280 #2F5BB0 #4D79CF #7D9EDC

Accessibility & contrast

On white

6.47

#2F5BB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#2F5BB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5BB0

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5BB0	#FFFFFF	#000000	##FFFFFF
##2F5BB0	1.00	6.47	3.24	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C64B3

Deuteranopia (green-blind)

#0559AE

Tritanopia (blue-blind)

#006F7D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2f5bb0;
/* rgb */ color: rgb(47, 91, 176);
/* oklch */ color: oklch(48.7% 0.144 262.0);

Tailwind

colors: {
  custom: {
    50: '#7988c8',
    500: '#2f5bb0',
    950: '#000000',
  },
}

SCSS

$custom: #2f5bb0;
$custom-light: #7988c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5bb0",
  "rgb": {
    "r": 47,
    "g": 91,
    "b": 176
  },
  "hsl": {
    "h": 219.535,
    "s": 57.848,
    "l": 43.725
  },
  "oklch": {
    "l": 0.48723,
    "c": 0.14425,
    "h": 262
  },
  "luminance": 0.11221
}

Semantic roles & 50–950 ramp

primary

#2F5BB0

secondary

#C5AA76

accent

#AC47E1

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2F5BB0

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

Preview Lab → · Contrast checker → · Palette generator →