#398AAA#398AAA

#398AAA is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.7% C 0.092 H 227.5°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#398AAA
RGB	rgb(57, 138, 170)
HSL	hsl(197, 50%, 45%)
HSV	hsv(197, 66%, 67%)
CMYK	cmyk(66.5%, 18.8%, 0%, 33.3%)
CIE-LAB	lab(53.97, -14.31, -24.15)
CIE-LCH	lch(53.97, 28.07, 239.34°)
OKLab	oklab(59.72% -0.0619 -0.0675)
OKLCH	oklch(59.72% 0.092 227.5)
XYZ	xyz(18.0286, 21.9472, 41.3085)
Luminance	0.2195 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398AAA #AA5939

analogous

#39AA92 #398AAA #3952AA

triadic

#398AAA #AA398A #8AAA39

tetradic

#398AAA #9239AA #AA5939 #52AA39

square

#398AAA #9239AA #AA5939 #52AA39

split-complementary

#398AAA #AA3952 #AA9239

monochromatic

#1A404E #2A657C #398AAA #59A8C7 #87C0D7

Accessibility & contrast

On white

3.90

#398AAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#398AAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398AAA

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398AAA	#FFFFFF	#000000	##000000
##398AAA	1.00	3.90	5.39	5.39
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7988AC

Deuteranopia (green-blind)

#697CAA

Tritanopia (blue-blind)

#009394

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #398aaa;
/* rgb */ color: rgb(57, 138, 170);
/* oklch */ color: oklch(59.7% 0.092 227.5);

Tailwind

colors: {
  custom: {
    50: '#7cacc3',
    500: '#398aaa',
    950: '#000000',
  },
}

SCSS

$custom: #398aaa;
$custom-light: #7cacc3;
$custom-dark: #000000;

JSON

{
  "hex": "#398aaa",
  "rgb": {
    "r": 57,
    "g": 138,
    "b": 170
  },
  "hsl": {
    "h": 196.991,
    "s": 49.78,
    "l": 44.51
  },
  "oklch": {
    "l": 0.59723,
    "c": 0.09161,
    "h": 227.5
  },
  "luminance": 0.21949
}

Semantic roles & 50–950 ramp

primary

#398AAA

secondary

#C1917E

accent

#764ED9

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #398AAA

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

Preview Lab → · Contrast checker → · Palette generator →