#2958B8#2958B8

#2958B8 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.4% C 0.161 H 262.5°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#2958B8
RGB	rgb(41, 88, 184)
HSL	hsl(220, 64%, 44%)
HSV	hsv(220, 78%, 72%)
CMYK	cmyk(77.7%, 52.2%, 0%, 27.8%)
CIE-LAB	lab(39.43, 19.05, -55.32)
CIE-LCH	lch(39.43, 58.51, 289.00°)
OKLab	oklab(48.44% -0.0211 -0.1593)
OKLCH	oklch(48.44% 0.161 262.5)
XYZ	xyz(13.0528, 10.9101, 46.7560)
Luminance	0.1091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2958B8 #B88929

analogous

#29A0B8 #2958B8 #4229B8

triadic

#2958B8 #B82958 #58B829

tetradic

#2958B8 #B829A0 #B88929 #29B842

square

#2958B8 #B829A0 #B88929 #29B842

split-complementary

#2958B8 #B84229 #A0B829

monochromatic

#132854 #1E4086 #2958B8 #4877D6 #7A9CE1

Accessibility & contrast

On white

6.60

#2958B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#2958B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2958B8

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2958B8	#FFFFFF	#000000	##FFFFFF
##2958B8	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1664BB

Deuteranopia (green-blind)

#0057B6

Tritanopia (blue-blind)

#006F7F

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2958b8;
/* rgb */ color: rgb(41, 88, 184);
/* oklch */ color: oklch(48.4% 0.161 262.5);

Tailwind

colors: {
  custom: {
    50: '#7886ce',
    500: '#2958b8',
    950: '#000000',
  },
}

SCSS

$custom: #2958b8;
$custom-light: #7886ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2958b8",
  "rgb": {
    "r": 41,
    "g": 88,
    "b": 184
  },
  "hsl": {
    "h": 220.28,
    "s": 63.556,
    "l": 44.118
  },
  "oklch": {
    "l": 0.48438,
    "c": 0.16071,
    "h": 262.5
  },
  "luminance": 0.10912
}

Semantic roles & 50–950 ramp

primary

#2958B8

secondary

#C9AD73

accent

#B041E7

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #2958B8

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

Preview Lab → · Contrast checker → · Palette generator →