#3D77CA#3D77CA

#3D77CA is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.2% C 0.142 H 257.7°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3D77CA
RGB	rgb(61, 119, 202)
HSL	hsl(215, 57%, 52%)
HSV	hsv(215, 70%, 79%)
CMYK	cmyk(69.8%, 41.1%, 0%, 20.8%)
CIE-LAB	lab(50.03, 8.63, -48.66)
CIE-LCH	lch(50.03, 49.42, 280.06°)
OKLab	oklab(57.16% -0.0304 -0.1389)
OKLCH	oklch(57.16% 0.142 257.7)
XYZ	xyz(19.1781, 18.4480, 58.4158)
Luminance	0.1845 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D77CA #CA903D

analogous

#3DBECA #3D77CA #4A3DCA

triadic

#3D77CA #CA3D77 #77CA3D

tetradic

#3D77CA #CA3DBE #CA903D #3DCA4A

square

#3D77CA #CA3DBE #CA903D #3DCA4A

split-complementary

#3D77CA #CA4A3D #BECA3D

monochromatic

#1E3F6E #2B5B9F #3D77CA #6D99D7 #9DBAE4

Accessibility & contrast

On white

4.48

#3D77CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#3D77CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D77CA

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D77CA	#FFFFFF	#000000	##000000
##3D77CA	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#507ECD

Deuteranopia (green-blind)

#3971C8

Tritanopia (blue-blind)

#008A97

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3d77ca;
/* rgb */ color: rgb(61, 119, 202);
/* oklch */ color: oklch(57.2% 0.142 257.7);

Tailwind

colors: {
  custom: {
    50: '#839dda',
    500: '#3d77ca',
    950: '#000000',
  },
}

SCSS

$custom: #3d77ca;
$custom-light: #839dda;
$custom-dark: #000000;

JSON

{
  "hex": "#3d77ca",
  "rgb": {
    "r": 61,
    "g": 119,
    "b": 202
  },
  "hsl": {
    "h": 215.319,
    "s": 57.085,
    "l": 51.569
  },
  "oklch": {
    "l": 0.57164,
    "c": 0.14216,
    "h": 257.7
  },
  "luminance": 0.1845
}

Semantic roles & 50–950 ramp

primary

#3D77CA

secondary

#D0B792

accent

#A147E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3D77CA

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

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