#398ABB#398ABB

#398ABB is a mid, moderate cyan. Relative luminance 0.226; OKLCH L 60.5% C 0.108 H 238.8°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#398ABB
RGB	rgb(57, 138, 187)
HSL	hsl(203, 53%, 48%)
HSV	hsv(203, 70%, 73%)
CMYK	cmyk(69.5%, 26.2%, 0%, 26.7%)
CIE-LAB	lab(54.69, -8.60, -32.76)
CIE-LCH	lch(54.69, 33.87, 255.30°)
OKLab	oklab(60.54% -0.0558 -0.0923)
OKLCH	oklch(60.54% 0.108 238.8)
XYZ	xyz(19.7420, 22.6325, 50.3321)
Luminance	0.2263 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398ABB #BB6A39

analogous

#39BBAB #398ABB #3949BB

triadic

#398ABB #BB398A #8ABB39

tetradic

#398ABB #AB39BB #BB6A39 #49BB39

square

#398ABB #AB39BB #BB6A39 #49BB39

split-complementary

#398ABB #BB3949 #BBAB39

monochromatic

#1C455D #2B678C #398ABB #62A6CF #91C1DD

Accessibility & contrast

On white

3.80

#398ABB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#398ABB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398ABB

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398ABB	#FFFFFF	#000000	##000000
##398ABB	1.00	3.80	5.53	5.53
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738ABD

Deuteranopia (green-blind)

#617DBA

Tritanopia (blue-blind)

#00969B

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #398abb;
/* rgb */ color: rgb(57, 138, 187);
/* oklch */ color: oklch(60.5% 0.108 238.8);

Tailwind

colors: {
  custom: {
    50: '#7faccf',
    500: '#398abb',
    950: '#000000',
  },
}

SCSS

$custom: #398abb;
$custom-light: #7faccf;
$custom-dark: #000000;

JSON

{
  "hex": "#398abb",
  "rgb": {
    "r": 57,
    "g": 138,
    "b": 187
  },
  "hsl": {
    "h": 202.615,
    "s": 53.279,
    "l": 47.843
  },
  "oklch": {
    "l": 0.60535,
    "c": 0.10787,
    "h": 238.8
  },
  "luminance": 0.22635
}

Semantic roles & 50–950 ramp

primary

#398ABB

secondary

#C8A087

accent

#824BDD

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #398ABB

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

Preview Lab → · Contrast checker → · Palette generator →