#3977A2#3977A2

#3977A2 is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 54.7% C 0.093 H 241.5°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#3977A2
RGB	rgb(57, 119, 162)
HSL	hsl(205, 48%, 43%)
HSV	hsv(205, 65%, 64%)
CMYK	cmyk(64.8%, 26.5%, 0%, 36.5%)
CIE-LAB	lab(47.84, -6.17, -29.00)
CIE-LCH	lch(47.84, 29.65, 257.99°)
OKLab	oklab(54.74% -0.0443 -0.0816)
OKLCH	oklch(54.74% 0.093 241.5)
XYZ	xyz(14.8033, 16.6707, 36.6130)
Luminance	0.1667 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3977A2 #A26439

analogous

#39A298 #3977A2 #3943A2

triadic

#3977A2 #A23977 #77A239

tetradic

#3977A2 #9839A2 #A26439 #43A239

square

#3977A2 #9839A2 #A26439 #43A239

split-complementary

#3977A2 #A23943 #A29839

monochromatic

#193447 #295675 #3977A2 #5596C3 #82B2D3

Accessibility & contrast

On white

4.84

#3977A2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#3977A2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3977A2

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3977A2	#FFFFFF	#000000	##FFFFFF
##3977A2	1.00	4.84	4.33	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6477A4

Deuteranopia (green-blind)

#556DA1

Tritanopia (blue-blind)

#008286

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3977a2;
/* rgb */ color: rgb(57, 119, 162);
/* oklch */ color: oklch(54.7% 0.093 241.5);

Tailwind

colors: {
  custom: {
    50: '#7a9ebd',
    500: '#3977a2',
    950: '#000000',
  },
}

SCSS

$custom: #3977a2;
$custom-light: #7a9ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#3977a2",
  "rgb": {
    "r": 57,
    "g": 119,
    "b": 162
  },
  "hsl": {
    "h": 204.571,
    "s": 47.945,
    "l": 42.941
  },
  "oklch": {
    "l": 0.54737,
    "c": 0.09281,
    "h": 241.5
  },
  "luminance": 0.16672
}

Semantic roles & 50–950 ramp

primary

#3977A2

secondary

#BD957A

accent

#8850D8

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #3977A2

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

Preview Lab → · Contrast checker → · Palette generator →