#2758B1#2758B1

#2758B1 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 47.8% C 0.152 H 261.1°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#2758B1
RGB	rgb(39, 88, 177)
HSL	hsl(219, 64%, 42%)
HSV	hsv(219, 78%, 69%)
CMYK	cmyk(78%, 50.3%, 0%, 30.6%)
CIE-LAB	lab(38.87, 16.12, -52.11)
CIE-LCH	lch(38.87, 54.55, 287.19°)
OKLab	oklab(47.84% -0.0233 -0.1499)
OKLCH	oklch(47.84% 0.152 261.1)
XYZ	xyz(12.2594, 10.5837, 42.9832)
Luminance	0.1058 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2758B1 #B18027

analogous

#279DB1 #2758B1 #3B27B1

triadic

#2758B1 #B12758 #58B127

tetradic

#2758B1 #B1279D #B18027 #27B13B

square

#2758B1 #B1279D #B18027 #27B13B

split-complementary

#2758B1 #B13B27 #9DB127

monochromatic

#11264D #1C3F7F #2758B1 #4075D5 #7299E0

Accessibility & contrast

On white

6.74

#2758B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#2758B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2758B1

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2758B1	#FFFFFF	#000000	##FFFFFF
##2758B1	1.00	6.74	3.12	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.74	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: #2758b1;
/* rgb */ color: rgb(39, 88, 177);
/* oklch */ color: oklch(47.8% 0.152 261.1);

Tailwind

colors: {
  custom: {
    50: '#7686c9',
    500: '#2758b1',
    950: '#000000',
  },
}

SCSS

$custom: #2758b1;
$custom-light: #7686c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2758b1",
  "rgb": {
    "r": 39,
    "g": 88,
    "b": 177
  },
  "hsl": {
    "h": 218.696,
    "s": 63.889,
    "l": 42.353
  },
  "oklch": {
    "l": 0.47837,
    "c": 0.15171,
    "h": 261.1
  },
  "luminance": 0.10585
}

Semantic roles & 50–950 ramp

primary

#2758B1

secondary

#C7A76D

accent

#AC41E7

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2758B1

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

Preview Lab → · Contrast checker → · Palette generator →