#2F5B9E#2F5B9E

#2F5B9E is a mid, moderate blue. Relative luminance 0.106; OKLCH L 47.5% C 0.119 H 258.6°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#2F5B9E
RGB	rgb(47, 91, 158)
HSL	hsl(216, 54%, 40%)
HSV	hsv(216, 70%, 62%)
CMYK	cmyk(70.3%, 42.4%, 0%, 38%)
CIE-LAB	lab(38.82, 7.98, -40.90)
CIE-LCH	lch(38.82, 41.67, 281.05°)
OKLab	oklab(47.49% -0.0234 -0.1167)
OKLCH	oklch(47.49% 0.119 258.6)
XYZ	xyz(11.0827, 10.5540, 33.7942)
Luminance	0.1056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5B9E #9E722F

analogous

#2F929E #2F5B9E #3A2F9E

triadic

#2F5B9E #9E2F5B #5B9E2F

tetradic

#2F5B9E #9E2F92 #9E722F #2F9E3A

square

#2F5B9E #9E2F92 #9E722F #2F9E3A

split-complementary

#2F5B9E #9E3A2F #929E2F

monochromatic

#132540 #21406F #2F5B9E #4377C7 #7299D5

Accessibility & contrast

On white

6.75

#2F5B9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#2F5B9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5B9E

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5B9E	#FFFFFF	#000000	##FFFFFF
##2F5B9E	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B61A1

Deuteranopia (green-blind)

#29579D

Tritanopia (blue-blind)

#006B75

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2f5b9e;
/* rgb */ color: rgb(47, 91, 158);
/* oklch */ color: oklch(47.5% 0.119 258.6);

Tailwind

colors: {
  custom: {
    50: '#7588bb',
    500: '#2f5b9e',
    950: '#000000',
  },
}

SCSS

$custom: #2f5b9e;
$custom-light: #7588bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5b9e",
  "rgb": {
    "r": 47,
    "g": 91,
    "b": 158
  },
  "hsl": {
    "h": 216.216,
    "s": 54.146,
    "l": 40.196
  },
  "oklch": {
    "l": 0.47489,
    "c": 0.11907,
    "h": 258.6
  },
  "luminance": 0.10555
}

Semantic roles & 50–950 ramp

primary

#2F5B9E

secondary

#BD9D6C

accent

#A34ADE

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2F5B9E

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

Preview Lab → · Contrast checker → · Palette generator →