#398DCC#398DCC

#398DCC is a light, vivid cyan. Relative luminance 0.243; OKLCH L 62.1% C 0.125 H 244.6°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#398DCC
RGB	rgb(57, 141, 204)
HSL	hsl(206, 59%, 51%)
HSV	hsv(206, 72%, 80%)
CMYK	cmyk(72.1%, 30.9%, 0%, 20%)
CIE-LAB	lab(56.36, -4.42, -39.78)
CIE-LCH	lch(56.36, 40.03, 263.66°)
OKLab	oklab(62.12% -0.0534 -0.1126)
OKLCH	oklch(62.12% 0.125 244.6)
XYZ	xyz(22.1071, 24.2768, 60.6358)
Luminance	0.2428 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398DCC #CC7839

analogous

#39CCC1 #398DCC #3943CC

triadic

#398DCC #CC398D #8DCC39

tetradic

#398DCC #C139CC #CC7839 #43CC39

square

#398DCC #C139CC #CC7839 #43CC39

split-complementary

#398DCC #CC3943 #CCC139

monochromatic

#1C4B6E #296C9F #398DCC #6AA9D9 #9AC5E5

Accessibility & contrast

On white

3.59

#398DCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#398DCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398DCC

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398DCC	#FFFFFF	#000000	##000000
##398DCC	1.00	3.59	5.86	5.86
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.86	21.00	1.00	1.00
##000000	5.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#708FCF

Deuteranopia (green-blind)

#5C81CB

Tritanopia (blue-blind)

#009CA3

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #398dcc;
/* rgb */ color: rgb(57, 141, 204);
/* oklch */ color: oklch(62.1% 0.125 244.6);

Tailwind

colors: {
  custom: {
    50: '#81aedc',
    500: '#398dcc',
    950: '#000000',
  },
}

SCSS

$custom: #398dcc;
$custom-light: #81aedc;
$custom-dark: #000000;

JSON

{
  "hex": "#398dcc",
  "rgb": {
    "r": 57,
    "g": 141,
    "b": 204
  },
  "hsl": {
    "h": 205.714,
    "s": 59.036,
    "l": 51.176
  },
  "oklch": {
    "l": 0.62116,
    "c": 0.12466,
    "h": 244.6
  },
  "luminance": 0.24279
}

Semantic roles & 50–950 ramp

primary

#398DCC

secondary

#D1AC90

accent

#8946E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #398DCC

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

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