#375E99#375E99

#375E99 is a mid, moderate blue. Relative luminance 0.111; OKLCH L 48.2% C 0.105 H 258.5°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#375E99
RGB	rgb(55, 94, 153)
HSL	hsl(216, 47%, 41%)
HSV	hsv(216, 64%, 60%)
CMYK	cmyk(64.1%, 38.6%, 0%, 40%)
CIE-LAB	lab(39.78, 5.63, -36.36)
CIE-LCH	lch(39.78, 36.79, 278.80°)
OKLab	oklab(48.24% -0.0211 -0.1033)
OKLCH	oklch(48.24% 0.105 258.5)
XYZ	xyz(11.3260, 11.1165, 31.6796)
Luminance	0.1112 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375E99 #997237

analogous

#378F99 #375E99 #413799

triadic

#375E99 #99375E #5E9937

tetradic

#375E99 #99378F #997237 #379941

square

#375E99 #99378F #997237 #379941

split-complementary

#375E99 #994137 #8F9937

monochromatic

#17273F #27426C #375E99 #4E7BBF #7B9DD0

Accessibility & contrast

On white

6.51

#375E99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#375E99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375E99

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375E99	#FFFFFF	#000000	##FFFFFF
##375E99	1.00	6.51	3.22	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44639B

Deuteranopia (green-blind)

#375A98

Tritanopia (blue-blind)

#006B74

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #375e99;
/* rgb */ color: rgb(55, 94, 153);
/* oklch */ color: oklch(48.2% 0.105 258.5);

Tailwind

colors: {
  custom: {
    50: '#778bb7',
    500: '#375e99',
    950: '#000000',
  },
}

SCSS

$custom: #375e99;
$custom-light: #778bb7;
$custom-dark: #000000;

JSON

{
  "hex": "#375e99",
  "rgb": {
    "r": 55,
    "g": 94,
    "b": 153
  },
  "hsl": {
    "h": 216.122,
    "s": 47.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.48236,
    "c": 0.1054,
    "h": 258.5
  },
  "luminance": 0.11118
}

Semantic roles & 50–950 ramp

primary

#375E99

secondary

#B99D73

accent

#A251D7

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #375E99

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

Preview Lab → · Contrast checker → · Palette generator →