#375BA3#375BA3

#375BA3 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.2% C 0.123 H 262.7°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#375BA3
RGB	rgb(55, 91, 163)
HSL	hsl(220, 50%, 43%)
HSV	hsv(220, 66%, 64%)
CMYK	cmyk(66.3%, 44.2%, 0%, 36.1%)
CIE-LAB	lab(39.48, 11.19, -42.81)
CIE-LCH	lch(39.48, 44.25, 284.65°)
OKLab	oklab(48.19% -0.0157 -0.1222)
OKLCH	oklch(48.19% 0.123 262.7)
XYZ	xyz(11.9252, 10.9376, 36.1259)
Luminance	0.1094 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375BA3 #A37F37

analogous

#3791A3 #375BA3 #4937A3

triadic

#375BA3 #A3375B #5BA337

tetradic

#375BA3 #A33791 #A37F37 #37A349

square

#375BA3 #A33791 #A37F37 #37A349

split-complementary

#375BA3 #A34937 #91A337

monochromatic

#182847 #284175 #375BA3 #5279C5 #809CD4

Accessibility & contrast

On white

6.59

#375BA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#375BA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375BA3

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375BA3	#FFFFFF	#000000	##FFFFFF
##375BA3	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3962A6

Deuteranopia (green-blind)

#2758A2

Tritanopia (blue-blind)

#006B77

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #375ba3;
/* rgb */ color: rgb(55, 91, 163);
/* oklch */ color: oklch(48.2% 0.123 262.7);

Tailwind

colors: {
  custom: {
    50: '#7988bf',
    500: '#375ba3',
    950: '#000000',
  },
}

SCSS

$custom: #375ba3;
$custom-light: #7988bf;
$custom-dark: #000000;

JSON

{
  "hex": "#375ba3",
  "rgb": {
    "r": 55,
    "g": 91,
    "b": 163
  },
  "hsl": {
    "h": 220,
    "s": 49.541,
    "l": 42.745
  },
  "oklch": {
    "l": 0.48191,
    "c": 0.12323,
    "h": 262.7
  },
  "luminance": 0.10939
}

Semantic roles & 50–950 ramp

primary

#375BA3

secondary

#BEA678

accent

#AB4FD9

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #375BA3

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

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