#398FAC#398FAC

#398FAC is a mid, moderate cyan. Relative luminance 0.235; OKLCH L 61.0% C 0.092 H 223.8°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#398FAC
RGB	rgb(57, 143, 172)
HSL	hsl(195, 50%, 45%)
HSV	hsv(195, 67%, 67%)
CMYK	cmyk(66.9%, 16.9%, 0%, 32.5%)
CIE-LAB	lab(55.57, -16.40, -22.82)
CIE-LCH	lch(55.57, 28.10, 234.30°)
OKLab	oklab(61.03% -0.0665 -0.0637)
OKLCH	oklch(61.03% 0.092 223.8)
XYZ	xyz(18.9532, 23.4913, 42.5571)
Luminance	0.2349 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398FAC #AC5639

analogous

#39AC8F #398FAC #3956AC

triadic

#398FAC #AC398F #8FAC39

tetradic

#398FAC #8F39AC #AC5639 #56AC39

square

#398FAC #8F39AC #AC5639 #56AC39

split-complementary

#398FAC #AC3956 #AC8F39

monochromatic

#1B4350 #2A697E #398FAC #5AACC8 #88C3D8

Accessibility & contrast

On white

3.69

#398FAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#398FAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398FAC

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398FAC	#FFFFFF	#000000	##000000
##398FAC	1.00	3.69	5.70	5.70
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8CAE

Deuteranopia (green-blind)

#6E80AC

Tritanopia (blue-blind)

#009898

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #398fac;
/* rgb */ color: rgb(57, 143, 172);
/* oklch */ color: oklch(61.0% 0.092 223.8);

Tailwind

colors: {
  custom: {
    50: '#7db0c4',
    500: '#398fac',
    950: '#000000',
  },
}

SCSS

$custom: #398fac;
$custom-light: #7db0c4;
$custom-dark: #000000;

JSON

{
  "hex": "#398fac",
  "rgb": {
    "r": 57,
    "g": 143,
    "b": 172
  },
  "hsl": {
    "h": 195.13,
    "s": 50.218,
    "l": 44.902
  },
  "oklch": {
    "l": 0.61032,
    "c": 0.09208,
    "h": 223.8
  },
  "luminance": 0.23493
}

Semantic roles & 50–950 ramp

primary

#398FAC

secondary

#C2907F

accent

#714EDA

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #398FAC

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

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