#398FB8#398FB8

#398FB8 is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.6% C 0.102 H 232.6°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#398FB8
RGB	rgb(57, 143, 184)
HSL	hsl(199, 53%, 47%)
HSV	hsv(199, 69%, 72%)
CMYK	cmyk(69%, 22.3%, 0%, 27.8%)
CIE-LAB	lab(56.06, -12.43, -28.92)
CIE-LCH	lch(56.06, 31.48, 246.74°)
OKLab	oklab(61.58% -0.062 -0.0812)
OKLCH	oklch(61.58% 0.102 232.6)
XYZ	xyz(20.1581, 23.9733, 48.9030)
Luminance	0.2397 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398FB8 #B86239

analogous

#39B8A2 #398FB8 #3950B8

triadic

#398FB8 #B8398F #8FB839

tetradic

#398FB8 #A239B8 #B86239 #50B839

square

#398FB8 #A239B8 #B86239 #50B839

split-complementary

#398FB8 #B83950 #B8A239

monochromatic

#1C465B #2B6B89 #398FB8 #60ABCE #8FC3DC

Accessibility & contrast

On white

3.62

#398FB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#398FB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398FB8

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398FB8	#FFFFFF	#000000	##000000
##398FB8	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)

#7B8DBA

Deuteranopia (green-blind)

#6981B7

Tritanopia (blue-blind)

#009A9D

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #398fb8;
/* rgb */ color: rgb(57, 143, 184);
/* oklch */ color: oklch(61.6% 0.102 232.6);

Tailwind

colors: {
  custom: {
    50: '#7eafcd',
    500: '#398fb8',
    950: '#000000',
  },
}

SCSS

$custom: #398fb8;
$custom-light: #7eafcd;
$custom-dark: #000000;

JSON

{
  "hex": "#398fb8",
  "rgb": {
    "r": 57,
    "g": 143,
    "b": 184
  },
  "hsl": {
    "h": 199.37,
    "s": 52.697,
    "l": 47.255
  },
  "oklch": {
    "l": 0.61581,
    "c": 0.10214,
    "h": 232.6
  },
  "luminance": 0.23975
}

Semantic roles & 50–950 ramp

primary

#398FB8

secondary

#C79B86

accent

#7A4CDC

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #398FB8

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

Preview Lab → · Contrast checker → · Palette generator →