#398DAF#398DAF

#398DAF is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 60.7% C 0.095 H 228.2°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#398DAF
RGB	rgb(57, 141, 175)
HSL	hsl(197, 51%, 45%)
HSV	hsv(197, 67%, 69%)
CMYK	cmyk(67.4%, 19.4%, 0%, 31.4%)
CIE-LAB	lab(55.09, -14.32, -25.29)
CIE-LCH	lch(55.09, 29.07, 240.48°)
OKLab	oklab(60.68% -0.0632 -0.0708)
OKLCH	oklch(60.68% 0.095 228.2)
XYZ	xyz(18.9470, 23.0127, 43.9925)
Luminance	0.2301 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398DAF #AF5B39

analogous

#39AF96 #398DAF #3952AF

triadic

#398DAF #AF398D #8DAF39

tetradic

#398DAF #9639AF #AF5B39 #52AF39

square

#398DAF #9639AF #AF5B39 #52AF39

split-complementary

#398DAF #AF3952 #AF9639

monochromatic

#1B4353 #2A6881 #398DAF #5BAACA #8AC2D9

Accessibility & contrast

On white

3.75

#398DAF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#398DAF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398DAF

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398DAF	#FFFFFF	#000000	##000000
##398DAF	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8BB1

Deuteranopia (green-blind)

#6B7FAF

Tritanopia (blue-blind)

#009798

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #398daf;
/* rgb */ color: rgb(57, 141, 175);
/* oklch */ color: oklch(60.7% 0.095 228.2);

Tailwind

colors: {
  custom: {
    50: '#7daec7',
    500: '#398daf',
    950: '#000000',
  },
}

SCSS

$custom: #398daf;
$custom-light: #7daec7;
$custom-dark: #000000;

JSON

{
  "hex": "#398daf",
  "rgb": {
    "r": 57,
    "g": 141,
    "b": 175
  },
  "hsl": {
    "h": 197.288,
    "s": 50.862,
    "l": 45.49
  },
  "oklch": {
    "l": 0.6068,
    "c": 0.0949,
    "h": 228.2
  },
  "luminance": 0.23015
}

Semantic roles & 50–950 ramp

primary

#398DAF

secondary

#C39481

accent

#764DDA

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #398DAF

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

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