#3D587B#3D587B

#3D587B is a mid, moderate cyan. Relative luminance 0.094; OKLCH L 45.5% C 0.066 H 255.3°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#3D587B
RGB	rgb(61, 88, 123)
HSL	hsl(214, 34%, 36%)
HSV	hsv(214, 50%, 48%)
CMYK	cmyk(50.4%, 28.5%, 0%, 51.8%)
CIE-LAB	lab(36.75, 0.45, -22.89)
CIE-LCH	lch(36.75, 22.90, 271.12°)
OKLab	oklab(45.45% -0.0168 -0.0641)
OKLCH	oklch(45.45% 0.066 255.3)
XYZ	xyz(8.9881, 9.4010, 20.0760)
Luminance	0.0940 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D587B #7B603D

analogous

#3D777B #3D587B #413D7B

triadic

#3D587B #7B3D58 #587B3D

tetradic

#3D587B #7B3D77 #7B603D #3D7B41

square

#3D587B #7B3D77 #7B603D #3D7B41

split-complementary

#3D587B #7B413D #777B3D

monochromatic

#141D29 #293B52 #3D587B #5175A4 #7795BC

Accessibility & contrast

On white

7.29

#3D587B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#3D587B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D587B

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D587B	#FFFFFF	#000000	##FFFFFF
##3D587B	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A5A7D

Deuteranopia (green-blind)

#43547A

Tritanopia (blue-blind)

#226064

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3d587b;
/* rgb */ color: rgb(61, 88, 123);
/* oklch */ color: oklch(45.5% 0.066 255.3);

Tailwind

colors: {
  custom: {
    50: '#7687a1',
    500: '#3d587b',
    950: '#000000',
  },
}

SCSS

$custom: #3d587b;
$custom-light: #7687a1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d587b",
  "rgb": {
    "r": 61,
    "g": 88,
    "b": 123
  },
  "hsl": {
    "h": 213.871,
    "s": 33.696,
    "l": 36.078
  },
  "oklch": {
    "l": 0.45453,
    "c": 0.06623,
    "h": 255.3
  },
  "luminance": 0.09402
}

Semantic roles & 50–950 ramp

primary

#3D587B

secondary

#A68D6E

accent

#9B5ECA

background

#F7F8F9

surface

#EDEFF2

border

#C8CACC

text

#090B0F

muted

#7B7C7E

Preview Lab

Preview with #3D587B

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

Preview Lab → · Contrast checker → · Palette generator →