#398AB8#398AB8

#398AB8 is a mid, moderate cyan. Relative luminance 0.225; OKLCH L 60.4% C 0.105 H 237.1°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#398AB8
RGB	rgb(57, 138, 184)
HSL	hsl(202, 53%, 47%)
HSV	hsv(202, 69%, 72%)
CMYK	cmyk(69%, 25%, 0%, 27.8%)
CIE-LAB	lab(54.56, -9.62, -31.25)
CIE-LCH	lch(54.56, 32.70, 252.89°)
OKLab	oklab(60.39% -0.0568 -0.0879)
OKLCH	oklch(60.39% 0.105 237.1)
XYZ	xyz(19.4242, 22.5054, 48.6584)
Luminance	0.2251 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398AB8 #B86739

analogous

#39B8A6 #398AB8 #394BB8

triadic

#398AB8 #B8398A #8AB839

tetradic

#398AB8 #A639B8 #B86739 #4BB839

square

#398AB8 #A639B8 #B86739 #4BB839

split-complementary

#398AB8 #B8394B #B8A639

monochromatic

#1C445B #2B6789 #398AB8 #60A6CE #8FC0DC

Accessibility & contrast

On white

3.82

#398AB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#398AB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398AB8

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398AB8	#FFFFFF	#000000	##000000
##398AB8	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7489BA

Deuteranopia (green-blind)

#637DB7

Tritanopia (blue-blind)

#00969A

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #398ab8;
/* rgb */ color: rgb(57, 138, 184);
/* oklch */ color: oklch(60.4% 0.105 237.1);

Tailwind

colors: {
  custom: {
    50: '#7eaccd',
    500: '#398ab8',
    950: '#000000',
  },
}

SCSS

$custom: #398ab8;
$custom-light: #7eaccd;
$custom-dark: #000000;

JSON

{
  "hex": "#398ab8",
  "rgb": {
    "r": 57,
    "g": 138,
    "b": 184
  },
  "hsl": {
    "h": 201.732,
    "s": 52.697,
    "l": 47.255
  },
  "oklch": {
    "l": 0.60386,
    "c": 0.10472,
    "h": 237.1
  },
  "luminance": 0.22508
}

Semantic roles & 50–950 ramp

primary

#398AB8

secondary

#C79D86

accent

#804CDC

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #398AB8

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

Preview Lab → · Contrast checker → · Palette generator →