#2658B3#2658B3

#2658B3 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.0% C 0.155 H 261.2°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#2658B3
RGB	rgb(38, 88, 179)
HSL	hsl(219, 65%, 43%)
HSV	hsv(219, 79%, 70%)
CMYK	cmyk(78.8%, 50.8%, 0%, 29.8%)
CIE-LAB	lab(38.98, 16.78, -53.12)
CIE-LCH	lch(38.98, 55.71, 287.53°)
OKLab	oklab(47.95% -0.0238 -0.1529)
OKLCH	oklch(47.95% 0.155 261.2)
XYZ	xyz(12.4228, 10.6447, 44.0390)
Luminance	0.1065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2658B3 #B38126

analogous

#269FB3 #2658B3 #3A26B3

triadic

#2658B3 #B32658 #58B326

tetradic

#2658B3 #B3269F #B38126 #26B33A

square

#2658B3 #B3269F #B38126 #26B33A

split-complementary

#2658B3 #B33A26 #9FB326

monochromatic

#11264E #1B3F81 #2658B3 #4075D6 #729AE1

Accessibility & contrast

On white

6.71

#2658B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#2658B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2658B3

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2658B3	#FFFFFF	#000000	##FFFFFF
##2658B3	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E63B6

Deuteranopia (green-blind)

#0056B1

Tritanopia (blue-blind)

#006E7D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2658b3;
/* rgb */ color: rgb(38, 88, 179);
/* oklch */ color: oklch(48.0% 0.155 261.2);

Tailwind

colors: {
  custom: {
    50: '#7686ca',
    500: '#2658b3',
    950: '#000000',
  },
}

SCSS

$custom: #2658b3;
$custom-light: #7686ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2658b3",
  "rgb": {
    "r": 38,
    "g": 88,
    "b": 179
  },
  "hsl": {
    "h": 218.723,
    "s": 64.977,
    "l": 42.549
  },
  "oklch": {
    "l": 0.47953,
    "c": 0.15473,
    "h": 261.2
  },
  "luminance": 0.10646
}

Semantic roles & 50–950 ramp

primary

#2658B3

secondary

#C8A86D

accent

#AC40E8

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2658B3

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

Preview Lab → · Contrast checker → · Palette generator →