#398FB6#398FB6

#398FB6 is a mid, moderate cyan. Relative luminance 0.239; OKLCH L 61.5% C 0.100 H 231.3°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#398FB6
RGB	rgb(57, 143, 182)
HSL	hsl(199, 52%, 47%)
HSV	hsv(199, 69%, 71%)
CMYK	cmyk(68.7%, 21.4%, 0%, 28.6%)
CIE-LAB	lab(55.98, -13.10, -27.91)
CIE-LCH	lch(55.98, 30.83, 244.86°)
OKLab	oklab(61.49% -0.0627 -0.0783)
OKLCH	oklch(61.49% 0.1 231.3)
XYZ	xyz(19.9500, 23.8900, 47.8067)
Luminance	0.2389 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398FB6 #B66039

analogous

#39B69F #398FB6 #3951B6

triadic

#398FB6 #B6398F #8FB639

tetradic

#398FB6 #9F39B6 #B66039 #51B639

square

#398FB6 #9F39B6 #B66039 #51B639

split-complementary

#398FB6 #B63951 #B69F39

monochromatic

#1C4659 #2A6A87 #398FB6 #5FABCD #8EC3DC

Accessibility & contrast

On white

3.63

#398FB6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#398FB6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398FB6

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398FB6	#FFFFFF	#000000	##000000
##398FB6	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)

#7B8DB8

Deuteranopia (green-blind)

#6A81B5

Tritanopia (blue-blind)

#009A9C

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #398fb6;
/* rgb */ color: rgb(57, 143, 182);
/* oklch */ color: oklch(61.5% 0.100 231.3);

Tailwind

colors: {
  custom: {
    50: '#7eafcc',
    500: '#398fb6',
    950: '#000000',
  },
}

SCSS

$custom: #398fb6;
$custom-light: #7eafcc;
$custom-dark: #000000;

JSON

{
  "hex": "#398fb6",
  "rgb": {
    "r": 57,
    "g": 143,
    "b": 182
  },
  "hsl": {
    "h": 198.72,
    "s": 52.301,
    "l": 46.863
  },
  "oklch": {
    "l": 0.61486,
    "c": 0.10029,
    "h": 231.3
  },
  "luminance": 0.23892
}

Semantic roles & 50–950 ramp

primary

#398FB6

secondary

#C69985

accent

#794CDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #398FB6

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

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