#3D74BC#3D74BC

#3D74BC is a mid, vivid cyan. Relative luminance 0.171; OKLCH L 55.6% C 0.127 H 256.0°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3D74BC
RGB	rgb(61, 116, 188)
HSL	hsl(214, 51%, 49%)
HSV	hsv(214, 68%, 74%)
CMYK	cmyk(67.6%, 38.3%, 0%, 26.3%)
CIE-LAB	lab(48.40, 5.46, -43.22)
CIE-LCH	lch(48.40, 43.57, 277.20°)
OKLab	oklab(55.64% -0.0307 -0.123)
OKLCH	oklch(55.64% 0.127 256)
XYZ	xyz(17.2437, 17.1120, 49.9614)
Luminance	0.1711 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D74BC #BC853D

analogous

#3DB4BC #3D74BC #463DBC

triadic

#3D74BC #BC3D74 #74BC3D

tetradic

#3D74BC #BC3DB4 #BC853D #3DBC46

square

#3D74BC #BC3DB4 #BC853D #3DBC46

split-complementary

#3D74BC #BC463D #B4BC3D

monochromatic

#1F3B60 #2E578E #3D74BC #6894CE #96B5DD

Accessibility & contrast

On white

4.75

#3D74BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#3D74BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D74BC

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D74BC	#FFFFFF	#000000	##FFFFFF
##3D74BC	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5479BF

Deuteranopia (green-blind)

#416DBB

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3d74bc;
/* rgb */ color: rgb(61, 116, 188);
/* oklch */ color: oklch(55.6% 0.127 256.0);

Tailwind

colors: {
  custom: {
    50: '#809bd0',
    500: '#3d74bc',
    950: '#000000',
  },
}

SCSS

$custom: #3d74bc;
$custom-light: #809bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3d74bc",
  "rgb": {
    "r": 61,
    "g": 116,
    "b": 188
  },
  "hsl": {
    "h": 214.016,
    "s": 51.004,
    "l": 48.824
  },
  "oklch": {
    "l": 0.55642,
    "c": 0.12674,
    "h": 256
  },
  "luminance": 0.17114
}

Semantic roles & 50–950 ramp

primary

#3D74BC

secondary

#C9AE8C

accent

#9D4DDA

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3D74BC

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

Preview Lab → · Contrast checker → · Palette generator →