#2958BB#2958BB

#2958BB is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.7% C 0.165 H 262.8°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#2958BB
RGB	rgb(41, 88, 187)
HSL	hsl(221, 64%, 45%)
HSV	hsv(221, 78%, 73%)
CMYK	cmyk(78.1%, 52.9%, 0%, 26.7%)
CIE-LAB	lab(39.64, 20.20, -56.73)
CIE-LCH	lch(39.64, 60.22, 289.60°)
OKLab	oklab(48.67% -0.0208 -0.1635)
OKLCH	oklch(48.67% 0.165 262.8)
XYZ	xyz(13.3706, 11.0372, 48.4298)
Luminance	0.1104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2958BB #BB8C29

analogous

#29A1BB #2958BB #4329BB

triadic

#2958BB #BB2958 #58BB29

tetradic

#2958BB #BB29A1 #BB8C29 #29BB43

square

#2958BB #BB29A1 #BB8C29 #29BB43

split-complementary

#2958BB #BB4329 #A1BB29

monochromatic

#132957 #1E4089 #2958BB #4A77D7 #7C9DE2

Accessibility & contrast

On white

6.55

#2958BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#2958BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2958BB

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2958BB	#FFFFFF	#000000	##FFFFFF
##2958BB	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E64BF

Deuteranopia (green-blind)

#0057B9

Tritanopia (blue-blind)

#007081

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2958bb;
/* rgb */ color: rgb(41, 88, 187);
/* oklch */ color: oklch(48.7% 0.165 262.8);

Tailwind

colors: {
  custom: {
    50: '#7986d0',
    500: '#2958bb',
    950: '#000000',
  },
}

SCSS

$custom: #2958bb;
$custom-light: #7986d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2958bb",
  "rgb": {
    "r": 41,
    "g": 88,
    "b": 187
  },
  "hsl": {
    "h": 220.685,
    "s": 64.035,
    "l": 44.706
  },
  "oklch": {
    "l": 0.48669,
    "c": 0.16478,
    "h": 262.8
  },
  "luminance": 0.11039
}

Semantic roles & 50–950 ramp

primary

#2958BB

secondary

#CBAF75

accent

#B241E7

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2958BB

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

Preview Lab → · Contrast checker → · Palette generator →