#398BDC#398BDC

#398BDC is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.6% C 0.146 H 251.1°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#398BDC
RGB	rgb(57, 139, 220)
HSL	hsl(210, 70%, 54%)
HSV	hsv(210, 74%, 86%)
CMYK	cmyk(74.1%, 36.8%, 0%, 13.7%)
CIE-LAB	lab(56.58, 2.43, -48.42)
CIE-LCH	lch(56.58, 48.48, 272.87°)
OKLab	oklab(62.55% -0.0472 -0.1379)
OKLCH	oklch(62.55% 0.146 251.1)
XYZ	xyz(23.8334, 24.4997, 71.1691)
Luminance	0.2450 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398BDC #DC8A39

analogous

#39DCDC #398BDC #393ADC

triadic

#398BDC #DC398B #8BDC39

tetradic

#398BDC #DC39DC #DC8A39 #3ADC39

square

#398BDC #DC39DC #DC8A39 #3ADC39

split-complementary

#398BDC #DC393A #DCDC39

monochromatic

#174E83 #206CB7 #398BDC #6DA9E5 #A1C8EE

Accessibility & contrast

On white

3.56

#398BDC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#398BDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398BDC

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398BDC	#FFFFFF	#000000	##000000
##398BDC	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6590DF

Deuteranopia (green-blind)

#4D81DA

Tritanopia (blue-blind)

#009EA9

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #398bdc;
/* rgb */ color: rgb(57, 139, 220);
/* oklch */ color: oklch(62.6% 0.146 251.1);

Tailwind

colors: {
  custom: {
    50: '#84ace7',
    500: '#398bdc',
    950: '#000000',
  },
}

SCSS

$custom: #398bdc;
$custom-light: #84ace7;
$custom-dark: #000000;

JSON

{
  "hex": "#398bdc",
  "rgb": {
    "r": 57,
    "g": 139,
    "b": 220
  },
  "hsl": {
    "h": 209.816,
    "s": 69.957,
    "l": 54.314
  },
  "oklch": {
    "l": 0.62551,
    "c": 0.14576,
    "h": 251.1
  },
  "luminance": 0.24502
}

Semantic roles & 50–950 ramp

primary

#398BDC

secondary

#DBB896

accent

#933BED

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0C1016

muted

#7D7F84

Preview Lab

Preview with #398BDC

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

Preview Lab → · Contrast checker → · Palette generator →