#3975A6#3975A6

#3975A6 is a mid, moderate cyan. Relative luminance 0.163; OKLCH L 54.5% C 0.099 H 245.7°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#3975A6
RGB	rgb(57, 117, 166)
HSL	hsl(207, 49%, 44%)
HSV	hsv(207, 66%, 65%)
CMYK	cmyk(65.7%, 29.5%, 0%, 34.9%)
CIE-LAB	lab(47.42, -3.60, -32.00)
CIE-LCH	lch(47.42, 32.20, 263.58°)
OKLab	oklab(54.47% -0.0408 -0.0903)
OKLCH	oklch(54.47% 0.099 245.7)
XYZ	xyz(14.9290, 16.3441, 38.4370)
Luminance	0.1635 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3975A6 #A66A39

analogous

#39A6A0 #3975A6 #393FA6

triadic

#3975A6 #A63975 #75A639

tetradic

#3975A6 #A039A6 #A66A39 #3FA639

square

#3975A6 #A039A6 #A66A39 #3FA639

split-complementary

#3975A6 #A6393F #A6A039

monochromatic

#1A354B #295578 #3975A6 #5794C5 #84B1D5

Accessibility & contrast

On white

4.92

#3975A6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#3975A6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3975A6

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3975A6	#FFFFFF	#000000	##FFFFFF
##3975A6	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F76A8

Deuteranopia (green-blind)

#506CA5

Tritanopia (blue-blind)

#008186

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3975a6;
/* rgb */ color: rgb(57, 117, 166);
/* oklch */ color: oklch(54.5% 0.099 245.7);

Tailwind

colors: {
  custom: {
    50: '#7b9cc0',
    500: '#3975a6',
    950: '#000000',
  },
}

SCSS

$custom: #3975a6;
$custom-light: #7b9cc0;
$custom-dark: #000000;

JSON

{
  "hex": "#3975a6",
  "rgb": {
    "r": 57,
    "g": 117,
    "b": 166
  },
  "hsl": {
    "h": 206.972,
    "s": 48.879,
    "l": 43.725
  },
  "oklch": {
    "l": 0.54467,
    "c": 0.09905,
    "h": 245.7
  },
  "luminance": 0.16346
}

Semantic roles & 50–950 ramp

primary

#3975A6

secondary

#BF9A7C

accent

#8D4FD8

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3975A6

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

Preview Lab → · Contrast checker → · Palette generator →