#3980B2#3980B2

#3980B2 is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.7% C 0.105 H 242.4°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#3980B2
RGB	rgb(57, 128, 178)
HSL	hsl(205, 51%, 46%)
HSV	hsv(205, 68%, 70%)
CMYK	cmyk(68%, 28.1%, 0%, 30.2%)
CIE-LAB	lab(51.29, -5.93, -32.91)
CIE-LCH	lch(51.29, 33.44, 259.79°)
OKLab	oklab(57.71% -0.0486 -0.0928)
OKLCH	oklch(57.71% 0.105 242.4)
XYZ	xyz(17.4393, 19.5207, 44.9596)
Luminance	0.1952 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3980B2 #B26B39

analogous

#39B2A7 #3980B2 #3944B2

triadic

#3980B2 #B23980 #80B239

tetradic

#3980B2 #A739B2 #B26B39 #44B239

square

#3980B2 #A739B2 #B26B39 #44B239

split-complementary

#3980B2 #B23944 #B2A739

monochromatic

#1B3D55 #2A5F84 #3980B2 #5D9ECB #8BBADA

Accessibility & contrast

On white

4.28

#3980B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#3980B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3980B2

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3980B2	#FFFFFF	#000000	##000000
##3980B2	1.00	4.28	4.90	4.90
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6981B4

Deuteranopia (green-blind)

#5975B1

Tritanopia (blue-blind)

#008C91

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3980b2;
/* rgb */ color: rgb(57, 128, 178);
/* oklch */ color: oklch(57.7% 0.105 242.4);

Tailwind

colors: {
  custom: {
    50: '#7da4c9',
    500: '#3980b2',
    950: '#000000',
  },
}

SCSS

$custom: #3980b2;
$custom-light: #7da4c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3980b2",
  "rgb": {
    "r": 57,
    "g": 128,
    "b": 178
  },
  "hsl": {
    "h": 204.793,
    "s": 51.489,
    "l": 46.078
  },
  "oklch": {
    "l": 0.57707,
    "c": 0.10475,
    "h": 242.4
  },
  "luminance": 0.19523
}

Semantic roles & 50–950 ramp

primary

#3980B2

secondary

#C49E82

accent

#884DDB

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3980B2

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

Preview Lab → · Contrast checker → · Palette generator →