#2955B5#2955B5

#2955B5 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.6% C 0.160 H 263.1°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#2955B5
RGB	rgb(41, 85, 181)
HSL	hsl(221, 63%, 44%)
HSV	hsv(221, 77%, 71%)
CMYK	cmyk(77.3%, 53%, 0%, 29%)
CIE-LAB	lab(38.38, 19.87, -55.26)
CIE-LCH	lch(38.38, 58.72, 289.78°)
OKLab	oklab(47.57% -0.0191 -0.1592)
OKLCH	oklch(47.57% 0.16 263.1)
XYZ	xyz(12.5005, 10.3032, 45.0370)
Luminance	0.1031 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2955B5 #B58929

analogous

#299BB5 #2955B5 #4329B5

triadic

#2955B5 #B52955 #55B529

tetradic

#2955B5 #B5299B #B58929 #29B543

square

#2955B5 #B5299B #B58929 #29B543

split-complementary

#2955B5 #B54329 #9BB529

monochromatic

#122651 #1E3E83 #2955B5 #4673D5 #7899E0

Accessibility & contrast

On white

6.86

#2955B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#2955B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2955B5

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2955B5	#FFFFFF	#000000	##FFFFFF
##2955B5	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E61B8

Deuteranopia (green-blind)

#0054B3

Tritanopia (blue-blind)

#006C7D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2955b5;
/* rgb */ color: rgb(41, 85, 181);
/* oklch */ color: oklch(47.6% 0.160 263.1);

Tailwind

colors: {
  custom: {
    50: '#7884cc',
    500: '#2955b5',
    950: '#000000',
  },
}

SCSS

$custom: #2955b5;
$custom-light: #7884cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2955b5",
  "rgb": {
    "r": 41,
    "g": 85,
    "b": 181
  },
  "hsl": {
    "h": 221.143,
    "s": 63.063,
    "l": 43.529
  },
  "oklch": {
    "l": 0.47574,
    "c": 0.16033,
    "h": 263.1
  },
  "luminance": 0.10305
}

Semantic roles & 50–950 ramp

primary

#2955B5

secondary

#C8AD72

accent

#B242E6

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2955B5

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

Preview Lab → · Contrast checker → · Palette generator →