#375EBF#375EBF

#375EBF is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.8% C 0.159 H 264.8°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#375EBF
RGB	rgb(55, 94, 191)
HSL	hsl(223, 55%, 48%)
HSV	hsv(223, 71%, 75%)
CMYK	cmyk(71.2%, 50.8%, 0%, 25.1%)
CIE-LAB	lab(42.12, 19.56, -55.03)
CIE-LCH	lch(42.12, 58.40, 289.56°)
OKLab	oklab(50.79% -0.0143 -0.1581)
OKLCH	oklch(50.79% 0.159 264.8)
XYZ	xyz(14.9789, 12.5777, 50.9184)
Luminance	0.1258 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375EBF #BF9837

analogous

#37A2BF #375EBF #5437BF

triadic

#375EBF #BF375E #5EBF37

tetradic

#375EBF #BF37A2 #BF9837 #37BF54

square

#375EBF #BF37A2 #BF9837 #37BF54

split-complementary

#375EBF #BF5437 #A2BF37

monochromatic

#1C2F60 #29478F #375EBF #6282D2 #91A8DF

Accessibility & contrast

On white

5.97

#375EBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#375EBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375EBF

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375EBF	#FFFFFF	#000000	##FFFFFF
##375EBF	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#236AC2

Deuteranopia (green-blind)

#005DBD

Tritanopia (blue-blind)

#007585

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #375ebf;
/* rgb */ color: rgb(55, 94, 191);
/* oklch */ color: oklch(50.8% 0.159 264.8);

Tailwind

colors: {
  custom: {
    50: '#7f8bd3',
    500: '#375ebf',
    950: '#000000',
  },
}

SCSS

$custom: #375ebf;
$custom-light: #7f8bd3;
$custom-dark: #000000;

JSON

{
  "hex": "#375ebf",
  "rgb": {
    "r": 55,
    "g": 94,
    "b": 191
  },
  "hsl": {
    "h": 222.794,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.50794,
    "c": 0.15877,
    "h": 264.8
  },
  "luminance": 0.12579
}

Semantic roles & 50–950 ramp

primary

#375EBF

secondary

#CAB788

accent

#B449DF

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #375EBF

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

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