#398FBC#398FBC

#398FBC is a mid, moderate cyan. Relative luminance 0.241; OKLCH L 61.8% C 0.106 H 235.1°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#398FBC
RGB	rgb(57, 143, 188)
HSL	hsl(201, 53%, 48%)
HSV	hsv(201, 70%, 74%)
CMYK	cmyk(69.7%, 23.9%, 0%, 26.3%)
CIE-LAB	lab(56.23, -11.08, -30.93)
CIE-LCH	lch(56.23, 32.86, 250.29°)
OKLab	oklab(61.77% -0.0606 -0.087)
OKLCH	oklch(61.77% 0.106 235.1)
XYZ	xyz(20.5833, 24.1433, 51.1425)
Luminance	0.2415 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398FBC #BC6639

analogous

#39BCA7 #398FBC #394DBC

triadic

#398FBC #BC398F #8FBC39

tetradic

#398FBC #A739BC #BC6639 #4DBC39

square

#398FBC #A739BC #BC6639 #4DBC39

split-complementary

#398FBC #BC394D #BCA739

monochromatic

#1D485E #2B6B8D #398FBC #63AAD0 #92C4DE

Accessibility & contrast

On white

3.60

#398FBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#398FBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398FBC

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398FBC	#FFFFFF	#000000	##000000
##398FBC	1.00	3.60	5.83	5.83
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.83	21.00	1.00	1.00
##000000	5.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798EBE

Deuteranopia (green-blind)

#6781BB

Tritanopia (blue-blind)

#009B9E

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #398fbc;
/* rgb */ color: rgb(57, 143, 188);
/* oklch */ color: oklch(61.8% 0.106 235.1);

Tailwind

colors: {
  custom: {
    50: '#7fafd0',
    500: '#398fbc',
    950: '#000000',
  },
}

SCSS

$custom: #398fbc;
$custom-light: #7fafd0;
$custom-dark: #000000;

JSON

{
  "hex": "#398fbc",
  "rgb": {
    "r": 57,
    "g": 143,
    "b": 188
  },
  "hsl": {
    "h": 200.611,
    "s": 53.469,
    "l": 48.039
  },
  "oklch": {
    "l": 0.61772,
    "c": 0.10598,
    "h": 235.1
  },
  "luminance": 0.24146
}

Semantic roles & 50–950 ramp

primary

#398FBC

secondary

#C99E88

accent

#7D4BDD

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #398FBC

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

Preview Lab → · Contrast checker → · Palette generator →