#398FA3#398FA3

#398FA3 is a mid, moderate cyan. Relative luminance 0.232; OKLCH L 60.6% C 0.086 H 215.8°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#398FA3
RGB	rgb(57, 143, 163)
HSL	hsl(191, 48%, 43%)
HSV	hsv(191, 65%, 64%)
CMYK	cmyk(65%, 12.3%, 0%, 36.1%)
CIE-LAB	lab(55.23, -19.29, -18.19)
CIE-LCH	lch(55.23, 26.51, 223.33°)
OKLab	oklab(60.65% -0.0701 -0.0506)
OKLCH	oklch(60.65% 0.086 215.8)
XYZ	xyz(18.1179, 23.1572, 38.1582)
Luminance	0.2316 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398FA3 #A34D39

analogous

#39A382 #398FA3 #395AA3

triadic

#398FA3 #A3398F #8FA339

tetradic

#398FA3 #8239A3 #A34D39 #5AA339

square

#398FA3 #8239A3 #A34D39 #5AA339

split-complementary

#398FA3 #A3395A #A38239

monochromatic

#193F48 #296776 #398FA3 #55AFC4 #83C4D4

Accessibility & contrast

On white

3.73

#398FA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#398FA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398FA3

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398FA3	#FFFFFF	#000000	##000000
##398FA3	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818BA4

Deuteranopia (green-blind)

#727FA3

Tritanopia (blue-blind)

#009695

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #398fa3;
/* rgb */ color: rgb(57, 143, 163);
/* oklch */ color: oklch(60.6% 0.086 215.8);

Tailwind

colors: {
  custom: {
    50: '#7cb0be',
    500: '#398fa3',
    950: '#000000',
  },
}

SCSS

$custom: #398fa3;
$custom-light: #7cb0be;
$custom-dark: #000000;

JSON

{
  "hex": "#398fa3",
  "rgb": {
    "r": 57,
    "g": 143,
    "b": 163
  },
  "hsl": {
    "h": 191.321,
    "s": 48.182,
    "l": 43.137
  },
  "oklch": {
    "l": 0.60645,
    "c": 0.08642,
    "h": 215.8
  },
  "luminance": 0.23159
}

Semantic roles & 50–950 ramp

primary

#398FA3

secondary

#BD877A

accent

#6A50D8

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #398FA3

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

Preview Lab → · Contrast checker → · Palette generator →