#375EB9#375EB9

#375EB9 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.4% C 0.150 H 264.2°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#375EB9
RGB	rgb(55, 94, 185)
HSL	hsl(222, 54%, 47%)
HSV	hsv(222, 70%, 73%)
CMYK	cmyk(70.3%, 49.2%, 0%, 27.5%)
CIE-LAB	lab(41.72, 17.34, -52.18)
CIE-LCH	lch(41.72, 54.99, 288.38°)
OKLab	oklab(50.36% -0.0151 -0.1497)
OKLCH	oklch(50.36% 0.15 264.2)
XYZ	xyz(14.3321, 12.3189, 47.5120)
Luminance	0.1232 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375EB9 #B99237

analogous

#379FB9 #375EB9 #5137B9

triadic

#375EB9 #B9375E #5EB937

tetradic

#375EB9 #B9379F #B99237 #37B951

square

#375EB9 #B9379F #B99237 #37B951

split-complementary

#375EB9 #B95137 #9FB937

monochromatic

#1B2E5B #29468A #375EB9 #5E80CF #8DA5DD

Accessibility & contrast

On white

6.06

#375EB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#375EB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375EB9

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375EB9	#FFFFFF	#000000	##FFFFFF
##375EB9	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B69BC

Deuteranopia (green-blind)

#005DB7

Tritanopia (blue-blind)

#007382

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #375eb9;
/* rgb */ color: rgb(55, 94, 185);
/* oklch */ color: oklch(50.4% 0.150 264.2);

Tailwind

colors: {
  custom: {
    50: '#7d8bcf',
    500: '#375eb9',
    950: '#000000',
  },
}

SCSS

$custom: #375eb9;
$custom-light: #7d8bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#375eb9",
  "rgb": {
    "r": 55,
    "g": 94,
    "b": 185
  },
  "hsl": {
    "h": 222,
    "s": 54.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.5036,
    "c": 0.15049,
    "h": 264.2
  },
  "luminance": 0.1232
}

Semantic roles & 50–950 ramp

primary

#375EB9

secondary

#C8B384

accent

#B14ADE

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #375EB9

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

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