#2954B3#2954B3

#2954B3 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.2% C 0.159 H 263.3°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#2954B3
RGB	rgb(41, 84, 179)
HSL	hsl(221, 63%, 43%)
HSV	hsv(221, 77%, 70%)
CMYK	cmyk(77.1%, 53.1%, 0%, 29.8%)
CIE-LAB	lab(37.96, 19.76, -54.76)
CIE-LCH	lch(37.96, 58.22, 289.84°)
OKLab	oklab(47.21% -0.0186 -0.1577)
OKLCH	oklch(47.21% 0.159 263.3)
XYZ	xyz(12.2186, 10.0653, 43.9379)
Luminance	0.1007 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2954B3 #B38829

analogous

#2999B3 #2954B3 #4329B3

triadic

#2954B3 #B32954 #54B329

tetradic

#2954B3 #B32999 #B38829 #29B343

square

#2954B3 #B32999 #B38829 #29B343

split-complementary

#2954B3 #B34329 #99B329

monochromatic

#12254F #1E3D81 #2954B3 #4572D4 #7797E0

Accessibility & contrast

On white

6.97

#2954B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#2954B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2954B3

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2954B3	#FFFFFF	#000000	##FFFFFF
##2954B3	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E60B6

Deuteranopia (green-blind)

#0053B1

Tritanopia (blue-blind)

#006B7B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2954b3;
/* rgb */ color: rgb(41, 84, 179);
/* oklch */ color: oklch(47.2% 0.159 263.3);

Tailwind

colors: {
  custom: {
    50: '#7783ca',
    500: '#2954b3',
    950: '#000000',
  },
}

SCSS

$custom: #2954b3;
$custom-light: #7783ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2954b3",
  "rgb": {
    "r": 41,
    "g": 84,
    "b": 179
  },
  "hsl": {
    "h": 221.304,
    "s": 62.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.47208,
    "c": 0.15883,
    "h": 263.3
  },
  "luminance": 0.10067
}

Semantic roles & 50–950 ramp

primary

#2954B3

secondary

#C7AC70

accent

#B342E6

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2954B3

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

Preview Lab → · Contrast checker → · Palette generator →