#2F5FB3#2F5FB3

#2F5FB3 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.8% C 0.144 H 260.7°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#2F5FB3
RGB	rgb(47, 95, 179)
HSL	hsl(218, 58%, 44%)
HSV	hsv(218, 74%, 70%)
CMYK	cmyk(73.7%, 46.9%, 0%, 29.8%)
CIE-LAB	lab(41.28, 13.31, -49.39)
CIE-LCH	lch(41.28, 51.15, 285.08°)
OKLab	oklab(49.81% -0.0232 -0.1416)
OKLCH	oklch(49.81% 0.144 260.7)
XYZ	xyz(13.3983, 12.0420, 44.2573)
Luminance	0.1204 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5FB3 #B3832F

analogous

#2FA1B3 #2F5FB3 #412FB3

triadic

#2F5FB3 #B32F5F #5FB32F

tetradic

#2F5FB3 #B32FA1 #B3832F #2FB341

square

#2F5FB3 #B32FA1 #B3832F #2FB341

split-complementary

#2F5FB3 #B3412F #A1B32F

monochromatic

#162C52 #224583 #2F5FB3 #4F7ED1 #7FA1DD

Accessibility & contrast

On white

6.16

#2F5FB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#2F5FB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5FB3

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5FB3	#FFFFFF	#000000	##FFFFFF
##2F5FB3	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3268B6

Deuteranopia (green-blind)

#125CB1

Tritanopia (blue-blind)

#007380

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2f5fb3;
/* rgb */ color: rgb(47, 95, 179);
/* oklch */ color: oklch(49.8% 0.144 260.7);

Tailwind

colors: {
  custom: {
    50: '#798bca',
    500: '#2f5fb3',
    950: '#000000',
  },
}

SCSS

$custom: #2f5fb3;
$custom-light: #798bca;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5fb3",
  "rgb": {
    "r": 47,
    "g": 95,
    "b": 179
  },
  "hsl": {
    "h": 218.182,
    "s": 58.407,
    "l": 44.314
  },
  "oklch": {
    "l": 0.4981,
    "c": 0.14352,
    "h": 260.7
  },
  "luminance": 0.12043
}

Semantic roles & 50–950 ramp

primary

#2F5FB3

secondary

#C6AA78

accent

#A946E2

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2F5FB3

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

Preview Lab → · Contrast checker → · Palette generator →