#398CDC#398CDC

#398CDC is a light, vivid cyan. Relative luminance 0.248; OKLCH L 62.8% C 0.145 H 250.6°. Best body text is #000000 at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#398CDC
RGB	rgb(57, 140, 220)
HSL	hsl(209, 70%, 54%)
HSV	hsv(209, 74%, 86%)
CMYK	cmyk(74.1%, 36.4%, 0%, 13.7%)
CIE-LAB	lab(56.87, 1.84, -47.97)
CIE-LCH	lch(56.87, 48.00, 272.19°)
OKLab	oklab(62.78% -0.048 -0.1366)
OKLCH	oklch(62.78% 0.145 250.6)
XYZ	xyz(23.9788, 24.7906, 71.2176)
Luminance	0.2479 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398CDC #DC8939

analogous

#39DCDB #398CDC #393BDC

triadic

#398CDC #DC398C #8CDC39

tetradic

#398CDC #DB39DC #DC8939 #3BDC39

square

#398CDC #DB39DC #DC8939 #3BDC39

split-complementary

#398CDC #DC393B #DCDB39

monochromatic

#174E83 #206DB7 #398CDC #6DAAE5 #A1C8EE

Accessibility & contrast

On white

3.52

#398CDC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.96

#398CDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398CDC

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398CDC	#FFFFFF	#000000	##000000
##398CDC	1.00	3.52	5.96	5.96
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.96	21.00	1.00	1.00
##000000	5.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6791DF

Deuteranopia (green-blind)

#4F82DA

Tritanopia (blue-blind)

#009FA9

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #398cdc;
/* rgb */ color: rgb(57, 140, 220);
/* oklch */ color: oklch(62.8% 0.145 250.6);

Tailwind

colors: {
  custom: {
    50: '#84ade7',
    500: '#398cdc',
    950: '#000000',
  },
}

SCSS

$custom: #398cdc;
$custom-light: #84ade7;
$custom-dark: #000000;

JSON

{
  "hex": "#398cdc",
  "rgb": {
    "r": 57,
    "g": 140,
    "b": 220
  },
  "hsl": {
    "h": 209.448,
    "s": 69.957,
    "l": 54.314
  },
  "oklch": {
    "l": 0.62775,
    "c": 0.14478,
    "h": 250.6
  },
  "luminance": 0.24793
}

Semantic roles & 50–950 ramp

primary

#398CDC

secondary

#DBB896

accent

#923BED

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0C1016

muted

#7D7F84

Preview Lab

Preview with #398CDC

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

Preview Lab → · Contrast checker → · Palette generator →