#2F5FB2#2F5FB2

#2F5FB2 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.7% C 0.142 H 260.5°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#2F5FB2
RGB	rgb(47, 95, 178)
HSL	hsl(218, 58%, 44%)
HSV	hsv(218, 74%, 70%)
CMYK	cmyk(73.6%, 46.6%, 0%, 30.2%)
CIE-LAB	lab(41.22, 12.93, -48.90)
CIE-LCH	lch(41.22, 50.58, 284.81°)
OKLab	oklab(49.74% -0.0234 -0.1402)
OKLCH	oklch(49.74% 0.142 260.5)
XYZ	xyz(13.2975, 12.0017, 43.7266)
Luminance	0.1200 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5FB2 #B2822F

analogous

#2FA1B2 #2F5FB2 #412FB2

triadic

#2F5FB2 #B22F5F #5FB22F

tetradic

#2F5FB2 #B22FA1 #B2822F #2FB241

square

#2F5FB2 #B22FA1 #B2822F #2FB241

split-complementary

#2F5FB2 #B2412F #A1B22F

monochromatic

#152B51 #224582 #2F5FB2 #4E7ED0 #7EA1DD

Accessibility & contrast

On white

6.18

#2F5FB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#2F5FB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5FB2

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5FB2	#FFFFFF	#000000	##FFFFFF
##2F5FB2	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3368B5

Deuteranopia (green-blind)

#155CB0

Tritanopia (blue-blind)

#007380

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2f5fb2;
/* rgb */ color: rgb(47, 95, 178);
/* oklch */ color: oklch(49.7% 0.142 260.5);

Tailwind

colors: {
  custom: {
    50: '#798bc9',
    500: '#2f5fb2',
    950: '#000000',
  },
}

SCSS

$custom: #2f5fb2;
$custom-light: #798bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5fb2",
  "rgb": {
    "r": 47,
    "g": 95,
    "b": 178
  },
  "hsl": {
    "h": 218.015,
    "s": 58.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.4974,
    "c": 0.14213,
    "h": 260.5
  },
  "luminance": 0.12003
}

Semantic roles & 50–950 ramp

primary

#2F5FB2

secondary

#C6A977

accent

#A946E1

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2F5FB2

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

Preview Lab → · Contrast checker → · Palette generator →