#2958B1#2958B1

#2958B1 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 47.9% C 0.151 H 261.6°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#2958B1
RGB	rgb(41, 88, 177)
HSL	hsl(219, 62%, 43%)
HSV	hsv(219, 77%, 69%)
CMYK	cmyk(76.8%, 50.3%, 0%, 30.6%)
CIE-LAB	lab(38.94, 16.35, -52.00)
CIE-LCH	lch(38.94, 54.51, 287.46°)
OKLab	oklab(47.91% -0.022 -0.1495)
OKLCH	oklch(47.91% 0.151 261.6)
XYZ	xyz(12.3371, 10.6238, 42.9868)
Luminance	0.1062 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2958B1 #B18229

analogous

#299CB1 #2958B1 #3E29B1

triadic

#2958B1 #B12958 #58B129

tetradic

#2958B1 #B1299C #B18229 #29B13E

square

#2958B1 #B1299C #B18229 #29B13E

split-complementary

#2958B1 #B13E29 #9CB129

monochromatic

#12274E #1D3F7F #2958B1 #4475D4 #759ADF

Accessibility & contrast

On white

6.72

#2958B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#2958B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2958B1

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2958B1	#FFFFFF	#000000	##FFFFFF
##2958B1	1.00	6.72	3.13	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2262B4

Deuteranopia (green-blind)

#0056AF

Tritanopia (blue-blind)

#006D7C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2958b1;
/* rgb */ color: rgb(41, 88, 177);
/* oklch */ color: oklch(47.9% 0.151 261.6);

Tailwind

colors: {
  custom: {
    50: '#7786c9',
    500: '#2958b1',
    950: '#000000',
  },
}

SCSS

$custom: #2958b1;
$custom-light: #7786c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2958b1",
  "rgb": {
    "r": 41,
    "g": 88,
    "b": 177
  },
  "hsl": {
    "h": 219.265,
    "s": 62.385,
    "l": 42.745
  },
  "oklch": {
    "l": 0.4791,
    "c": 0.15113,
    "h": 261.6
  },
  "luminance": 0.10625
}

Semantic roles & 50–950 ramp

primary

#2958B1

secondary

#C7A86F

accent

#AD42E5

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2958B1

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

Preview Lab → · Contrast checker → · Palette generator →