#398ABC#398ABC

#398ABC is a mid, moderate cyan. Relative luminance 0.227; OKLCH L 60.6% C 0.109 H 239.4°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#398ABC
RGB	rgb(57, 138, 188)
HSL	hsl(203, 53%, 48%)
HSV	hsv(203, 70%, 74%)
CMYK	cmyk(69.7%, 26.6%, 0%, 26.3%)
CIE-LAB	lab(54.74, -8.25, -33.26)
CIE-LCH	lch(54.74, 34.27, 256.07°)
OKLab	oklab(60.59% -0.0555 -0.0937)
OKLCH	oklch(60.59% 0.109 239.4)
XYZ	xyz(19.8494, 22.6755, 50.8979)
Luminance	0.2268 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398ABC #BC6B39

analogous

#39BCAC #398ABC #3948BC

triadic

#398ABC #BC398A #8ABC39

tetradic

#398ABC #AC39BC #BC6B39 #48BC39

square

#398ABC #AC39BC #BC6B39 #48BC39

split-complementary

#398ABC #BC3948 #BCAC39

monochromatic

#1D455E #2B688D #398ABC #63A6D0 #92C1DE

Accessibility & contrast

On white

3.79

#398ABC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#398ABC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398ABC

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398ABC	#FFFFFF	#000000	##000000
##398ABC	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738ABE

Deuteranopia (green-blind)

#617DBB

Tritanopia (blue-blind)

#00979B

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #398abc;
/* rgb */ color: rgb(57, 138, 188);
/* oklch */ color: oklch(60.6% 0.109 239.4);

Tailwind

colors: {
  custom: {
    50: '#7facd0',
    500: '#398abc',
    950: '#000000',
  },
}

SCSS

$custom: #398abc;
$custom-light: #7facd0;
$custom-dark: #000000;

JSON

{
  "hex": "#398abc",
  "rgb": {
    "r": 57,
    "g": 138,
    "b": 188
  },
  "hsl": {
    "h": 202.901,
    "s": 53.469,
    "l": 48.039
  },
  "oklch": {
    "l": 0.60585,
    "c": 0.10893,
    "h": 239.4
  },
  "luminance": 0.22678
}

Semantic roles & 50–950 ramp

primary

#398ABC

secondary

#C9A188

accent

#834BDD

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #398ABC

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

Preview Lab → · Contrast checker → · Palette generator →