#2F5BB4#2F5BB4

#2F5BB4 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.0% C 0.150 H 262.5°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#2F5BB4
RGB	rgb(47, 91, 180)
HSL	hsl(220, 59%, 45%)
HSV	hsv(220, 74%, 71%)
CMYK	cmyk(73.9%, 49.4%, 0%, 29.4%)
CIE-LAB	lab(40.21, 16.29, -51.70)
CIE-LCH	lch(40.21, 54.20, 287.49°)
OKLab	oklab(49.01% -0.0196 -0.1485)
OKLCH	oklch(49.01% 0.15 262.5)
XYZ	xyz(13.1487, 11.3804, 44.6748)
Luminance	0.1138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5BB4 #B4882F

analogous

#2F9EB4 #2F5BB4 #452FB4

triadic

#2F5BB4 #B42F5B #5BB42F

tetradic

#2F5BB4 #B42F9E #B4882F #2FB445

square

#2F5BB4 #B42F9E #B4882F #2FB445

split-complementary

#2F5BB4 #B4452F #9EB42F

monochromatic

#162A53 #224283 #2F5BB4 #4F7AD1 #809FDE

Accessibility & contrast

On white

6.41

#2F5BB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#2F5BB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5BB4

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5BB4	#FFFFFF	#000000	##FFFFFF
##2F5BB4	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2865B7

Deuteranopia (green-blind)

#0059B2

Tritanopia (blue-blind)

#00707F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2f5bb4;
/* rgb */ color: rgb(47, 91, 180);
/* oklch */ color: oklch(49.0% 0.150 262.5);

Tailwind

colors: {
  custom: {
    50: '#7988cb',
    500: '#2f5bb4',
    950: '#000000',
  },
}

SCSS

$custom: #2f5bb4;
$custom-light: #7988cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5bb4",
  "rgb": {
    "r": 47,
    "g": 91,
    "b": 180
  },
  "hsl": {
    "h": 220.15,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.49011,
    "c": 0.14978,
    "h": 262.5
  },
  "luminance": 0.11382
}

Semantic roles & 50–950 ramp

primary

#2F5BB4

secondary

#C7AD78

accent

#AE46E2

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2F5BB4

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

Preview Lab → · Contrast checker → · Palette generator →