#3D74BA#3D74BA

#3D74BA is a mid, vivid cyan. Relative luminance 0.170; OKLCH L 55.5% C 0.124 H 255.5°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#3D74BA
RGB	rgb(61, 116, 186)
HSL	hsl(214, 51%, 48%)
HSV	hsv(214, 67%, 73%)
CMYK	cmyk(67.2%, 37.6%, 0%, 27.1%)
CIE-LAB	lab(48.29, 4.75, -42.24)
CIE-LCH	lch(48.29, 42.51, 276.42°)
OKLab	oklab(55.52% -0.0311 -0.1201)
OKLCH	oklch(55.52% 0.124 255.5)
XYZ	xyz(17.0296, 17.0263, 48.8338)
Luminance	0.1703 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D74BA #BA833D

analogous

#3DB2BA #3D74BA #443DBA

triadic

#3D74BA #BA3D74 #74BA3D

tetradic

#3D74BA #BA3DB2 #BA833D #3DBA44

square

#3D74BA #BA3DB2 #BA833D #3DBA44

split-complementary

#3D74BA #BA443D #B2BA3D

monochromatic

#1F3B5E #2E578C #3D74BA #6794CD #95B4DC

Accessibility & contrast

On white

4.77

#3D74BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#3D74BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D74BA

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D74BA	#FFFFFF	#000000	##FFFFFF
##3D74BA	1.00	4.77	4.41	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5579BD

Deuteranopia (green-blind)

#436DB9

Tritanopia (blue-blind)

#00848E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3d74ba;
/* rgb */ color: rgb(61, 116, 186);
/* oklch */ color: oklch(55.5% 0.124 255.5);

Tailwind

colors: {
  custom: {
    50: '#809bcf',
    500: '#3d74ba',
    950: '#000000',
  },
}

SCSS

$custom: #3d74ba;
$custom-light: #809bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#3d74ba",
  "rgb": {
    "r": 61,
    "g": 116,
    "b": 186
  },
  "hsl": {
    "h": 213.6,
    "s": 50.607,
    "l": 48.431
  },
  "oklch": {
    "l": 0.55523,
    "c": 0.12407,
    "h": 255.5
  },
  "luminance": 0.17028
}

Semantic roles & 50–950 ramp

primary

#3D74BA

secondary

#C8AD8B

accent

#9C4EDA

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3D74BA

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

Preview Lab → · Contrast checker → · Palette generator →