#398FB4#398FB4

#398FB4 is a mid, moderate cyan. Relative luminance 0.238; OKLCH L 61.4% C 0.099 H 229.9°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#398FB4
RGB	rgb(57, 143, 180)
HSL	hsl(198, 52%, 46%)
HSV	hsv(198, 68%, 71%)
CMYK	cmyk(68.3%, 20.6%, 0%, 29.4%)
CIE-LAB	lab(55.89, -13.77, -26.90)
CIE-LCH	lch(55.89, 30.22, 242.90°)
OKLab	oklab(61.39% -0.0634 -0.0754)
OKLCH	oklch(61.39% 0.099 229.9)
XYZ	xyz(19.7447, 23.8079, 46.7260)
Luminance	0.2381 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398FB4 #B45E39

analogous

#39B49C #398FB4 #3952B4

triadic

#398FB4 #B4398F #8FB439

tetradic

#398FB4 #9C39B4 #B45E39 #52B439

square

#398FB4 #9C39B4 #B45E39 #52B439

split-complementary

#398FB4 #B43952 #B49C39

monochromatic

#1C4557 #2A6A86 #398FB4 #5EABCC #8DC3DB

Accessibility & contrast

On white

3.64

#398FB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#398FB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398FB4

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398FB4	#FFFFFF	#000000	##000000
##398FB4	1.00	3.64	5.76	5.76
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8DB6

Deuteranopia (green-blind)

#6B81B3

Tritanopia (blue-blind)

#00999B

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #398fb4;
/* rgb */ color: rgb(57, 143, 180);
/* oklch */ color: oklch(61.4% 0.099 229.9);

Tailwind

colors: {
  custom: {
    50: '#7eafca',
    500: '#398fb4',
    950: '#000000',
  },
}

SCSS

$custom: #398fb4;
$custom-light: #7eafca;
$custom-dark: #000000;

JSON

{
  "hex": "#398fb4",
  "rgb": {
    "r": 57,
    "g": 143,
    "b": 180
  },
  "hsl": {
    "h": 198.049,
    "s": 51.899,
    "l": 46.471
  },
  "oklch": {
    "l": 0.61393,
    "c": 0.09852,
    "h": 229.9
  },
  "luminance": 0.2381
}

Semantic roles & 50–950 ramp

primary

#398FB4

secondary

#C59783

accent

#774CDB

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #398FB4

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

Preview Lab → · Contrast checker → · Palette generator →