#398BD2#398BD2

#398BD2 is a mid, vivid cyan. Relative luminance 0.240; OKLCH L 62.0% C 0.133 H 248.1°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#398BD2
RGB	rgb(57, 139, 210)
HSL	hsl(208, 63%, 52%)
HSV	hsv(208, 73%, 82%)
CMYK	cmyk(72.9%, 33.8%, 0%, 17.6%)
CIE-LAB	lab(56.07, -1.14, -43.62)
CIE-LCH	lch(56.07, 43.63, 268.51°)
OKLab	oklab(61.98% -0.0498 -0.1239)
OKLCH	oklch(61.98% 0.133 248.1)
XYZ	xyz(22.5484, 23.9857, 64.4016)
Luminance	0.2399 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398BD2 #D28039

analogous

#39D2CC #398BD2 #393FD2

triadic

#398BD2 #D2398B #8BD239

tetradic

#398BD2 #CC39D2 #D28039 #3FD239

square

#398BD2 #CC39D2 #D28039 #3FD239

split-complementary

#398BD2 #D2393F #D2CC39

monochromatic

#1B4C76 #266CA8 #398BD2 #6BA8DD #9DC5E9

Accessibility & contrast

On white

3.62

#398BD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#398BD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398BD2

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398BD2	#FFFFFF	#000000	##000000
##398BD2	1.00	3.62	5.80	5.80
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.80	21.00	1.00	1.00
##000000	5.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B8ED5

Deuteranopia (green-blind)

#5580D1

Tritanopia (blue-blind)

#009CA5

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #398bd2;
/* rgb */ color: rgb(57, 139, 210);
/* oklch */ color: oklch(62.0% 0.133 248.1);

Tailwind

colors: {
  custom: {
    50: '#82ace0',
    500: '#398bd2',
    950: '#000000',
  },
}

SCSS

$custom: #398bd2;
$custom-light: #82ace0;
$custom-dark: #000000;

JSON

{
  "hex": "#398bd2",
  "rgb": {
    "r": 57,
    "g": 139,
    "b": 210
  },
  "hsl": {
    "h": 207.843,
    "s": 62.963,
    "l": 52.353
  },
  "oklch": {
    "l": 0.61983,
    "c": 0.13349,
    "h": 248.1
  },
  "luminance": 0.23988
}

Semantic roles & 50–950 ramp

primary

#398BD2

secondary

#D5B192

accent

#8E42E6

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #398BD2

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

Preview Lab → · Contrast checker → · Palette generator →