#2955B1#2955B1

#2955B1 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.3% C 0.155 H 262.7°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#2955B1
RGB	rgb(41, 85, 177)
HSL	hsl(221, 62%, 43%)
HSV	hsv(221, 77%, 69%)
CMYK	cmyk(76.8%, 52%, 0%, 30.6%)
CIE-LAB	lab(38.09, 18.33, -53.36)
CIE-LCH	lch(38.09, 56.42, 288.96°)
OKLab	oklab(47.27% -0.0196 -0.1536)
OKLCH	oklch(47.27% 0.155 262.7)
XYZ	xyz(12.0959, 10.1414, 42.9064)
Luminance	0.1014 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2955B1 #B18529

analogous

#2999B1 #2955B1 #4129B1

triadic

#2955B1 #B12955 #55B129

tetradic

#2955B1 #B12999 #B18529 #29B141

square

#2955B1 #B12999 #B18529 #29B141

split-complementary

#2955B1 #B14129 #99B129

monochromatic

#12254E #1D3D7F #2955B1 #4472D4 #7598DF

Accessibility & contrast

On white

6.93

#2955B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#2955B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2955B1

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2955B1	#FFFFFF	#000000	##FFFFFF
##2955B1	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1860B4

Deuteranopia (green-blind)

#0054AF

Tritanopia (blue-blind)

#006B7B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2955b1;
/* rgb */ color: rgb(41, 85, 177);
/* oklch */ color: oklch(47.3% 0.155 262.7);

Tailwind

colors: {
  custom: {
    50: '#7784c9',
    500: '#2955b1',
    950: '#000000',
  },
}

SCSS

$custom: #2955b1;
$custom-light: #7784c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2955b1",
  "rgb": {
    "r": 41,
    "g": 85,
    "b": 177
  },
  "hsl": {
    "h": 220.588,
    "s": 62.385,
    "l": 42.745
  },
  "oklch": {
    "l": 0.47265,
    "c": 0.15484,
    "h": 262.7
  },
  "luminance": 0.10143
}

Semantic roles & 50–950 ramp

primary

#2955B1

secondary

#C7AA6F

accent

#B142E5

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2955B1

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

Preview Lab → · Contrast checker → · Palette generator →