#2F5DAE#2F5DAE

#2F5DAE is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.0% C 0.139 H 260.8°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#2F5DAE
RGB	rgb(47, 93, 174)
HSL	hsl(218, 57%, 43%)
HSV	hsv(218, 73%, 68%)
CMYK	cmyk(73%, 46.6%, 0%, 31.8%)
CIE-LAB	lab(40.39, 12.72, -47.88)
CIE-LCH	lch(40.39, 49.54, 284.88°)
OKLab	oklab(49.02% -0.0223 -0.1372)
OKLCH	oklch(49.02% 0.139 260.8)
XYZ	xyz(12.7239, 11.4877, 41.5830)
Luminance	0.1149 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5DAE #AE802F

analogous

#2F9CAE #2F5DAE #412FAE

triadic

#2F5DAE #AE2F5D #5DAE2F

tetradic

#2F5DAE #AE2F9C #AE802F #2FAE41

square

#2F5DAE #AE2F9C #AE802F #2FAE41

split-complementary

#2F5DAE #AE412F #9CAE2F

monochromatic

#15294E #22437E #2F5DAE #4C7BCF #7C9FDC

Accessibility & contrast

On white

6.37

#2F5DAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#2F5DAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5DAE

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5DAE	#FFFFFF	#000000	##FFFFFF
##2F5DAE	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3365B1

Deuteranopia (green-blind)

#165AAC

Tritanopia (blue-blind)

#00707D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2f5dae;
/* rgb */ color: rgb(47, 93, 174);
/* oklch */ color: oklch(49.0% 0.139 260.8);

Tailwind

colors: {
  custom: {
    50: '#788ac7',
    500: '#2f5dae',
    950: '#000000',
  },
}

SCSS

$custom: #2f5dae;
$custom-light: #788ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5dae",
  "rgb": {
    "r": 47,
    "g": 93,
    "b": 174
  },
  "hsl": {
    "h": 218.268,
    "s": 57.466,
    "l": 43.333
  },
  "oklch": {
    "l": 0.49021,
    "c": 0.13903,
    "h": 260.8
  },
  "luminance": 0.11489
}

Semantic roles & 50–950 ramp

primary

#2F5DAE

secondary

#C4A775

accent

#A947E1

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2F5DAE

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

Preview Lab → · Contrast checker → · Palette generator →