#398ADB#398ADB

#398ADB is a light, vivid cyan. Relative luminance 0.242; OKLCH L 62.3% C 0.145 H 251.4°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#398ADB
RGB	rgb(57, 138, 219)
HSL	hsl(210, 69%, 54%)
HSV	hsv(210, 74%, 86%)
CMYK	cmyk(74%, 37%, 0%, 14.1%)
CIE-LAB	lab(56.25, 2.67, -48.40)
CIE-LCH	lch(56.25, 48.47, 273.15°)
OKLab	oklab(62.27% -0.0465 -0.1379)
OKLCH	oklch(62.27% 0.146 251.4)
XYZ	xyz(23.5572, 24.1586, 70.4256)
Luminance	0.2416 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398ADB #DB8A39

analogous

#39DBDB #398ADB #3939DB

triadic

#398ADB #DB398A #8ADB39

tetradic

#398ADB #DB39DB #DB8A39 #39DB39

square

#398ADB #DB39DB #DB8A39 #39DB39

split-complementary

#398ADB #DB3939 #DBDB39

monochromatic

#184D82 #216BB6 #398ADB #6DA9E4 #A1C7EE

Accessibility & contrast

On white

3.60

#398ADB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#398ADB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398ADB

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

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

#648FDE

Deuteranopia (green-blind)

#4C80D9

Tritanopia (blue-blind)

#009DA8

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #398adb;
/* rgb */ color: rgb(57, 138, 219);
/* oklch */ color: oklch(62.3% 0.145 251.4);

Tailwind

colors: {
  custom: {
    50: '#84abe6',
    500: '#398adb',
    950: '#000000',
  },
}

SCSS

$custom: #398adb;
$custom-light: #84abe6;
$custom-dark: #000000;

JSON

{
  "hex": "#398adb",
  "rgb": {
    "r": 57,
    "g": 138,
    "b": 219
  },
  "hsl": {
    "h": 210,
    "s": 69.231,
    "l": 54.118
  },
  "oklch": {
    "l": 0.62269,
    "c": 0.1455,
    "h": 251.4
  },
  "luminance": 0.24161
}

Semantic roles & 50–950 ramp

primary

#398ADB

secondary

#DAB895

accent

#943CEC

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0C1016

muted

#7D7F84

Preview Lab

Preview with #398ADB

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

Preview Lab → · Contrast checker → · Palette generator →