#398AC4#398AC4

#398AC4 is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 61.0% C 0.118 H 243.3°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#398AC4
RGB	rgb(57, 138, 196)
HSL	hsl(205, 55%, 50%)
HSV	hsv(205, 71%, 77%)
CMYK	cmyk(70.9%, 29.6%, 0%, 23.1%)
CIE-LAB	lab(55.10, -5.48, -37.23)
CIE-LCH	lch(55.10, 37.64, 261.63°)
OKLab	oklab(61% -0.0529 -0.1053)
OKLCH	oklch(61% 0.118 243.3)
XYZ	xyz(20.7358, 23.0300, 55.5663)
Luminance	0.2303 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#398AC4 #C47339

analogous

#39C4B9 #398AC4 #3944C4

triadic

#398AC4 #C4398A #8AC439

tetradic

#398AC4 #B939C4 #C47339 #44C439

square

#398AC4 #B939C4 #C47339 #44C439

split-complementary

#398AC4 #C43944 #C4B939

monochromatic

#1D4765 #2B6995 #398AC4 #67A6D3 #97C2E1

Accessibility & contrast

On white

3.75

#398AC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#398AC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #398AC4

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##398AC4	#FFFFFF	#000000	##000000
##398AC4	1.00	3.75	5.61	5.61
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#708BC7

Deuteranopia (green-blind)

#5C7EC3

Tritanopia (blue-blind)

#00989E

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #398ac4;
/* rgb */ color: rgb(57, 138, 196);
/* oklch */ color: oklch(61.0% 0.118 243.3);

Tailwind

colors: {
  custom: {
    50: '#80abd6',
    500: '#398ac4',
    950: '#000000',
  },
}

SCSS

$custom: #398ac4;
$custom-light: #80abd6;
$custom-dark: #000000;

JSON

{
  "hex": "#398ac4",
  "rgb": {
    "r": 57,
    "g": 138,
    "b": 196
  },
  "hsl": {
    "h": 205.036,
    "s": 54.941,
    "l": 49.608
  },
  "oklch": {
    "l": 0.60996,
    "c": 0.11783,
    "h": 243.3
  },
  "luminance": 0.23032
}

Semantic roles & 50–950 ramp

primary

#398AC4

secondary

#CCA78D

accent

#884ADE

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #398AC4

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

Preview Lab → · Contrast checker → · Palette generator →