#3989B2#3989B2

#3989B2 is a mid, moderate cyan. Relative luminance 0.220; OKLCH L 59.9% C 0.099 H 234.3°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#3989B2
RGB	rgb(57, 137, 178)
HSL	hsl(200, 51%, 46%)
HSV	hsv(200, 68%, 70%)
CMYK	cmyk(68%, 23%, 0%, 30.2%)
CIE-LAB	lab(54.00, -11.09, -28.69)
CIE-LCH	lch(54.00, 30.76, 248.87°)
OKLab	oklab(59.86% -0.0579 -0.0806)
OKLCH	oklch(59.86% 0.099 234.3)
XYZ	xyz(18.6657, 21.9735, 45.3684)
Luminance	0.2198 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3989B2 #B26239

analogous

#39B29E #3989B2 #394CB2

triadic

#3989B2 #B23989 #89B239

tetradic

#3989B2 #9E39B2 #B26239 #4CB239

square

#3989B2 #9E39B2 #B26239 #4CB239

split-complementary

#3989B2 #B2394C #B29E39

monochromatic

#1B4255 #2A6584 #3989B2 #5DA6CB #8BBFDA

Accessibility & contrast

On white

3.89

#3989B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#3989B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3989B2

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3989B2	#FFFFFF	#000000	##000000
##3989B2	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7588B4

Deuteranopia (green-blind)

#657CB1

Tritanopia (blue-blind)

#009497

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3989b2;
/* rgb */ color: rgb(57, 137, 178);
/* oklch */ color: oklch(59.9% 0.099 234.3);

Tailwind

colors: {
  custom: {
    50: '#7dabc9',
    500: '#3989b2',
    950: '#000000',
  },
}

SCSS

$custom: #3989b2;
$custom-light: #7dabc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3989b2",
  "rgb": {
    "r": 57,
    "g": 137,
    "b": 178
  },
  "hsl": {
    "h": 200.331,
    "s": 51.489,
    "l": 46.078
  },
  "oklch": {
    "l": 0.59855,
    "c": 0.09922,
    "h": 234.3
  },
  "luminance": 0.21976
}

Semantic roles & 50–950 ramp

primary

#3989B2

secondary

#C49982

accent

#7D4DDB

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3989B2

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

Preview Lab → · Contrast checker → · Palette generator →