#2F5CAB#2F5CAB

#2F5CAB is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.6% C 0.136 H 260.7°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#2F5CAB
RGB	rgb(47, 92, 171)
HSL	hsl(218, 57%, 43%)
HSV	hsv(218, 73%, 67%)
CMYK	cmyk(72.5%, 46.2%, 0%, 32.9%)
CIE-LAB	lab(39.91, 12.23, -46.88)
CIE-LCH	lch(39.91, 48.45, 284.63°)
OKLab	oklab(48.59% -0.0219 -0.1343)
OKLCH	oklch(48.59% 0.136 260.7)
XYZ	xyz(12.3475, 11.1976, 40.0308)
Luminance	0.1120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5CAB #AB7E2F

analogous

#2F9AAB #2F5CAB #402FAB

triadic

#2F5CAB #AB2F5C #5CAB2F

tetradic

#2F5CAB #AB2F9A #AB7E2F #2FAB40

square

#2F5CAB #AB2F9A #AB7E2F #2FAB40

split-complementary

#2F5CAB #AB402F #9AAB2F

monochromatic

#15284B #22427B #2F5CAB #4A7ACD #7A9DDA

Accessibility & contrast

On white

6.48

#2F5CAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#2F5CAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5CAB

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5CAB	#FFFFFF	#000000	##FFFFFF
##2F5CAB	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3364AE

Deuteranopia (green-blind)

#1959A9

Tritanopia (blue-blind)

#006F7B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2f5cab;
/* rgb */ color: rgb(47, 92, 171);
/* oklch */ color: oklch(48.6% 0.136 260.7);

Tailwind

colors: {
  custom: {
    50: '#7789c4',
    500: '#2f5cab',
    950: '#000000',
  },
}

SCSS

$custom: #2f5cab;
$custom-light: #7789c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5cab",
  "rgb": {
    "r": 47,
    "g": 92,
    "b": 171
  },
  "hsl": {
    "h": 218.226,
    "s": 56.881,
    "l": 42.745
  },
  "oklch": {
    "l": 0.48591,
    "c": 0.13607,
    "h": 260.7
  },
  "luminance": 0.11199
}

Semantic roles & 50–950 ramp

primary

#2F5CAB

secondary

#C3A673

accent

#A948E0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2F5CAB

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

Preview Lab → · Contrast checker → · Palette generator →