#2951BD#2951BD

#2951BD is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.4% C 0.176 H 264.9°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#2951BD
RGB	rgb(41, 81, 189)
HSL	hsl(224, 64%, 45%)
HSV	hsv(224, 78%, 74%)
CMYK	cmyk(78.3%, 57.1%, 0%, 25.9%)
CIE-LAB	lab(37.89, 25.57, -60.74)
CIE-LCH	lch(37.89, 65.90, 292.83°)
OKLab	oklab(47.4% -0.0157 -0.1754)
OKLCH	oklch(47.4% 0.176 264.9)
XYZ	xyz(13.0389, 10.0289, 49.3828)
Luminance	0.1003 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2951BD #BD9529

analogous

#299BBD #2951BD #4B29BD

triadic

#2951BD #BD2951 #51BD29

tetradic

#2951BD #BD299B #BD9529 #29BD4B

square

#2951BD #BD299B #BD9529 #29BD4B

split-complementary

#2951BD #BD4B29 #9BBD29

monochromatic

#132658 #1E3B8B #2951BD #4B71D8 #7D99E3

Accessibility & contrast

On white

6.99

#2951BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#2951BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2951BD

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2951BD	#FFFFFF	#000000	##FFFFFF
##2951BD	1.00	6.99	3.01	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C1

Deuteranopia (green-blind)

#0053BB

Tritanopia (blue-blind)

#006C7F

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2951bd;
/* rgb */ color: rgb(41, 81, 189);
/* oklch */ color: oklch(47.4% 0.176 264.9);

Tailwind

colors: {
  custom: {
    50: '#7a81d2',
    500: '#2951bd',
    950: '#000000',
  },
}

SCSS

$custom: #2951bd;
$custom-light: #7a81d2;
$custom-dark: #000000;

JSON

{
  "hex": "#2951bd",
  "rgb": {
    "r": 41,
    "g": 81,
    "b": 189
  },
  "hsl": {
    "h": 223.784,
    "s": 64.348,
    "l": 45.098
  },
  "oklch": {
    "l": 0.47395,
    "c": 0.17608,
    "h": 264.9
  },
  "luminance": 0.1003
}

Semantic roles & 50–950 ramp

primary

#2951BD

secondary

#CBB477

accent

#BA40E7

background

#F8F7FD

surface

#EFEEFA

border

#CAC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #2951BD

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

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