#398DA8#398DA8

#398DA8 is a mid, moderate cyan. Relative luminance 0.227; OKLCH L 60.4% C 0.089 H 222.6°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#398DA8
RGB	rgb(57, 141, 168)
HSL	hsl(195, 49%, 44%)
HSV	hsv(195, 66%, 66%)
CMYK	cmyk(66.1%, 16.1%, 0%, 34.1%)
CIE-LAB	lab(54.81, -16.61, -21.71)
CIE-LCH	lch(54.81, 27.34, 232.58°)
OKLab	oklab(60.37% -0.0659 -0.0605)
OKLCH	oklch(60.37% 0.089 222.6)
XYZ	xyz(18.2772, 22.7448, 40.4651)
Luminance	0.2275 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398DA8 #A85439

analogous

#39A88C #398DA8 #3956A8

triadic

#398DA8 #A8398D #8DA839

tetradic

#398DA8 #8C39A8 #A85439 #56A839

square

#398DA8 #8C39A8 #A85439 #56A839

split-complementary

#398DA8 #A83956 #A88C39

monochromatic

#1A404D #29677A #398DA8 #58ABC6 #86C2D6

Accessibility & contrast

On white

3.78

#398DA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#398DA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398DA8

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398DA8	#FFFFFF	#000000	##000000
##398DA8	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8AA9

Deuteranopia (green-blind)

#6E7EA8

Tritanopia (blue-blind)

#009596

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #398da8;
/* rgb */ color: rgb(57, 141, 168);
/* oklch */ color: oklch(60.4% 0.089 222.6);

Tailwind

colors: {
  custom: {
    50: '#7caec2',
    500: '#398da8',
    950: '#000000',
  },
}

SCSS

$custom: #398da8;
$custom-light: #7caec2;
$custom-dark: #000000;

JSON

{
  "hex": "#398da8",
  "rgb": {
    "r": 57,
    "g": 141,
    "b": 168
  },
  "hsl": {
    "h": 194.595,
    "s": 49.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.60367,
    "c": 0.08949,
    "h": 222.6
  },
  "luminance": 0.22747
}

Semantic roles & 50–950 ramp

primary

#398DA8

secondary

#C08D7D

accent

#704FD9

background

#F8FAFB

surface

#EFF4F7

border

#CACED0

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #398DA8

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

Preview Lab → · Contrast checker → · Palette generator →