#398CCA#398CCA

#398CCA is a mid, vivid cyan. Relative luminance 0.239; OKLCH L 61.8% C 0.123 H 244.5°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#398CCA
RGB	rgb(57, 140, 202)
HSL	hsl(206, 58%, 51%)
HSV	hsv(206, 72%, 79%)
CMYK	cmyk(71.8%, 30.7%, 0%, 20.8%)
CIE-LAB	lab(55.98, -4.54, -39.26)
CIE-LCH	lch(55.98, 39.52, 263.40°)
OKLab	oklab(61.78% -0.053 -0.1111)
OKLCH	oklch(61.78% 0.123 244.5)
XYZ	xyz(21.7220, 23.8879, 59.3317)
Luminance	0.2389 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398CCA #CA7739

analogous

#39CABF #398CCA #3943CA

triadic

#398CCA #CA398C #8CCA39

tetradic

#398CCA #BF39CA #CA7739 #43CA39

square

#398CCA #BF39CA #CA7739 #43CA39

split-complementary

#398CCA #CA3943 #CABF39

monochromatic

#1D4A6C #2A6B9C #398CCA #69A8D7 #9AC4E4

Accessibility & contrast

On white

3.63

#398CCA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#398CCA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398CCA

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398CCA	#FFFFFF	#000000	##000000
##398CCA	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#708ECD

Deuteranopia (green-blind)

#5C80C9

Tritanopia (blue-blind)

#009BA2

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #398cca;
/* rgb */ color: rgb(57, 140, 202);
/* oklch */ color: oklch(61.8% 0.123 244.5);

Tailwind

colors: {
  custom: {
    50: '#81adda',
    500: '#398cca',
    950: '#000000',
  },
}

SCSS

$custom: #398cca;
$custom-light: #81adda;
$custom-dark: #000000;

JSON

{
  "hex": "#398cca",
  "rgb": {
    "r": 57,
    "g": 140,
    "b": 202
  },
  "hsl": {
    "h": 205.655,
    "s": 57.769,
    "l": 50.784
  },
  "oklch": {
    "l": 0.61778,
    "c": 0.12315,
    "h": 244.5
  },
  "luminance": 0.2389
}

Semantic roles & 50–950 ramp

primary

#398CCA

secondary

#D0AB8F

accent

#8947E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #398CCA

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

Preview Lab → · Contrast checker → · Palette generator →