#3880B4#3880B4

#3880B4 is a mid, moderate cyan. Relative luminance 0.196; OKLCH L 57.8% C 0.107 H 243.2°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#3880B4
RGB	rgb(56, 128, 180)
HSL	hsl(205, 53%, 46%)
HSV	hsv(205, 69%, 71%)
CMYK	cmyk(68.9%, 28.9%, 0%, 29.4%)
CIE-LAB	lab(51.35, -5.39, -33.97)
CIE-LCH	lch(51.35, 34.40, 260.98°)
OKLab	oklab(57.78% -0.0486 -0.0959)
OKLCH	oklch(57.78% 0.108 243.2)
XYZ	xyz(17.5851, 19.5725, 46.0223)
Luminance	0.1957 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3880B4 #B46C38

analogous

#38B4AA #3880B4 #3842B4

triadic

#3880B4 #B43880 #80B438

tetradic

#3880B4 #AA38B4 #B46C38 #42B438

square

#3880B4 #AA38B4 #B46C38 #42B438

split-complementary

#3880B4 #B43842 #B4AA38

monochromatic

#1B3E57 #295F85 #3880B4 #5D9ECD #8BBADB

Accessibility & contrast

On white

4.27

#3880B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#3880B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3880B4

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3880B4	#FFFFFF	#000000	##000000
##3880B4	1.00	4.27	4.91	4.91
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6881B6

Deuteranopia (green-blind)

#5775B3

Tritanopia (blue-blind)

#008D92

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3880b4;
/* rgb */ color: rgb(56, 128, 180);
/* oklch */ color: oklch(57.8% 0.107 243.2);

Tailwind

colors: {
  custom: {
    50: '#7da4ca',
    500: '#3880b4',
    950: '#000000',
  },
}

SCSS

$custom: #3880b4;
$custom-light: #7da4ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3880b4",
  "rgb": {
    "r": 56,
    "g": 128,
    "b": 180
  },
  "hsl": {
    "h": 205.161,
    "s": 52.542,
    "l": 46.275
  },
  "oklch": {
    "l": 0.57775,
    "c": 0.1075,
    "h": 243.2
  },
  "luminance": 0.19574
}

Semantic roles & 50–950 ramp

primary

#3880B4

secondary

#C59E82

accent

#884CDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3880B4

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

Preview Lab → · Contrast checker → · Palette generator →