#3898BF#3898BF

#3898BF is a light, moderate cyan. Relative luminance 0.271; OKLCH L 64.0% C 0.105 H 228.9°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#3898BF
RGB	rgb(56, 152, 191)
HSL	hsl(197, 55%, 48%)
HSV	hsv(197, 71%, 75%)
CMYK	cmyk(70.7%, 20.4%, 0%, 25.1%)
CIE-LAB	lab(59.03, -15.19, -28.30)
CIE-LCH	lch(59.03, 32.12, 241.77°)
OKLab	oklab(64.03% -0.0691 -0.0793)
OKLCH	oklch(64.03% 0.105 228.9)
XYZ	xyz(22.2593, 27.0563, 53.3294)
Luminance	0.2706 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3898BF #BF5F38

analogous

#38BFA2 #3898BF #3855BF

triadic

#3898BF #BF3898 #98BF38

tetradic

#3898BF #A238BF #BF5F38 #55BF38

square

#3898BF #A238BF #BF5F38 #55BF38

split-complementary

#3898BF #BF3855 #BFA238

monochromatic

#1C4D60 #2A7290 #3898BF #63B1D1 #92C9DF

Accessibility & contrast

On white

3.28

#3898BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#3898BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3898BF

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3898BF	#FFFFFF	#000000	##000000
##3898BF	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8496C1

Deuteranopia (green-blind)

#7188BE

Tritanopia (blue-blind)

#00A3A5

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #3898bf;
/* rgb */ color: rgb(56, 152, 191);
/* oklch */ color: oklch(64.0% 0.105 228.9);

Tailwind

colors: {
  custom: {
    50: '#80b6d2',
    500: '#3898bf',
    950: '#000000',
  },
}

SCSS

$custom: #3898bf;
$custom-light: #80b6d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3898bf",
  "rgb": {
    "r": 56,
    "g": 152,
    "b": 191
  },
  "hsl": {
    "h": 197.333,
    "s": 54.656,
    "l": 48.431
  },
  "oklch": {
    "l": 0.64034,
    "c": 0.10524,
    "h": 228.9
  },
  "luminance": 0.27059
}

Semantic roles & 50–950 ramp

primary

#3898BF

secondary

#CA9C89

accent

#754ADE

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #3898BF

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

Preview Lab → · Contrast checker → · Palette generator →