#398BB4#398BB4

#398BB4 is a mid, moderate cyan. Relative luminance 0.226; OKLCH L 60.4% C 0.100 H 233.7°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#398BB4
RGB	rgb(57, 139, 180)
HSL	hsl(200, 52%, 46%)
HSV	hsv(200, 68%, 71%)
CMYK	cmyk(68.3%, 22.8%, 0%, 29.4%)
CIE-LAB	lab(54.69, -11.54, -28.77)
CIE-LCH	lch(54.69, 31.00, 248.14°)
OKLab	oklab(60.43% -0.0593 -0.0808)
OKLCH	oklch(60.43% 0.1 233.7)
XYZ	xyz(19.1549, 22.6283, 46.5294)
Luminance	0.2263 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398BB4 #B46239

analogous

#39B4A0 #398BB4 #394EB4

triadic

#398BB4 #B4398B #8BB439

tetradic

#398BB4 #A039B4 #B46239 #4EB439

square

#398BB4 #A039B4 #B46239 #4EB439

split-complementary

#398BB4 #B4394E #B4A039

monochromatic

#1C4357 #2A6786 #398BB4 #5EA7CC #8DC1DB

Accessibility & contrast

On white

3.80

#398BB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#398BB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398BB4

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398BB4	#FFFFFF	#000000	##000000
##398BB4	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)

#778AB6

Deuteranopia (green-blind)

#667DB3

Tritanopia (blue-blind)

#009699

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #398bb4;
/* rgb */ color: rgb(57, 139, 180);
/* oklch */ color: oklch(60.4% 0.100 233.7);

Tailwind

colors: {
  custom: {
    50: '#7eacca',
    500: '#398bb4',
    950: '#000000',
  },
}

SCSS

$custom: #398bb4;
$custom-light: #7eacca;
$custom-dark: #000000;

JSON

{
  "hex": "#398bb4",
  "rgb": {
    "r": 57,
    "g": 139,
    "b": 180
  },
  "hsl": {
    "h": 200,
    "s": 51.899,
    "l": 46.471
  },
  "oklch": {
    "l": 0.60431,
    "c": 0.10019,
    "h": 233.7
  },
  "luminance": 0.2263
}

Semantic roles & 50–950 ramp

primary

#398BB4

secondary

#C59983

accent

#7C4CDB

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #398BB4

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

Preview Lab → · Contrast checker → · Palette generator →