#2F5CB2#2F5CB2

#2F5CB2 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.1% C 0.146 H 261.8°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#2F5CB2
RGB	rgb(47, 92, 178)
HSL	hsl(219, 58%, 44%)
HSV	hsv(219, 74%, 70%)
CMYK	cmyk(73.6%, 48.3%, 0%, 30.2%)
CIE-LAB	lab(40.36, 14.88, -50.28)
CIE-LCH	lch(40.36, 52.43, 286.49°)
OKLab	oklab(49.08% -0.0207 -0.1443)
OKLCH	oklch(49.08% 0.146 261.8)
XYZ	xyz(13.0324, 11.4716, 43.6382)
Luminance	0.1147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5CB2 #B2852F

analogous

#2F9EB2 #2F5CB2 #442FB2

triadic

#2F5CB2 #B22F5C #5CB22F

tetradic

#2F5CB2 #B22F9E #B2852F #2FB244

square

#2F5CB2 #B22F9E #B2852F #2FB244

split-complementary

#2F5CB2 #B2442F #9EB22F

monochromatic

#152A51 #224382 #2F5CB2 #4E7BD0 #7E9FDD

Accessibility & contrast

On white

6.37

#2F5CB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#2F5CB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5CB2

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5CB2	#FFFFFF	#000000	##FFFFFF
##2F5CB2	1.00	6.37	3.29	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D66B5

Deuteranopia (green-blind)

#0359B0

Tritanopia (blue-blind)

#00707E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2f5cb2;
/* rgb */ color: rgb(47, 92, 178);
/* oklch */ color: oklch(49.1% 0.146 261.8);

Tailwind

colors: {
  custom: {
    50: '#7989ca',
    500: '#2f5cb2',
    950: '#000000',
  },
}

SCSS

$custom: #2f5cb2;
$custom-light: #7989ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5cb2",
  "rgb": {
    "r": 47,
    "g": 92,
    "b": 178
  },
  "hsl": {
    "h": 219.389,
    "s": 58.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.49084,
    "c": 0.14578,
    "h": 261.8
  },
  "luminance": 0.11473
}

Semantic roles & 50–950 ramp

primary

#2F5CB2

secondary

#C6AB77

accent

#AC46E1

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2F5CB2

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

Preview Lab → · Contrast checker → · Palette generator →