#3D74AA#3D74AA

#3D74AA is a mid, moderate cyan. Relative luminance 0.164; OKLCH L 54.6% C 0.103 H 249.9°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#3D74AA
RGB	rgb(61, 116, 170)
HSL	hsl(210, 47%, 45%)
HSV	hsv(210, 64%, 67%)
CMYK	cmyk(64.1%, 31.8%, 0%, 33.3%)
CIE-LAB	lab(47.47, -0.88, -34.24)
CIE-LCH	lch(47.47, 34.26, 268.53°)
OKLab	oklab(54.61% -0.0355 -0.0968)
OKLCH	oklch(54.61% 0.103 249.9)
XYZ	xyz(15.4229, 16.3837, 40.3720)
Luminance	0.1638 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D74AA #AA733D

analogous

#3DAAA9 #3D74AA #3D3DAA

triadic

#3D74AA #AA3D74 #74AA3D

tetradic

#3D74AA #A93DAA #AA733D #3DAA3D

square

#3D74AA #A93DAA #AA733D #3DAA3D

split-complementary

#3D74AA #AA3D3D #AAA93D

monochromatic

#1D3750 #2D557D #3D74AA #5F93C5 #8CB1D6

Accessibility & contrast

On white

4.91

#3D74AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#3D74AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D74AA

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D74AA	#FFFFFF	#000000	##FFFFFF
##3D74AA	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D76AC

Deuteranopia (green-blind)

#4E6CA9

Tritanopia (blue-blind)

#008187

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3d74aa;
/* rgb */ color: rgb(61, 116, 170);
/* oklch */ color: oklch(54.6% 0.103 249.9);

Tailwind

colors: {
  custom: {
    50: '#7d9bc3',
    500: '#3d74aa',
    950: '#000000',
  },
}

SCSS

$custom: #3d74aa;
$custom-light: #7d9bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#3d74aa",
  "rgb": {
    "r": 61,
    "g": 116,
    "b": 170
  },
  "hsl": {
    "h": 209.725,
    "s": 47.186,
    "l": 45.294
  },
  "oklch": {
    "l": 0.54614,
    "c": 0.10306,
    "h": 249.9
  },
  "luminance": 0.16385
}

Semantic roles & 50–950 ramp

primary

#3D74AA

secondary

#C0A182

accent

#9351D7

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E12

muted

#7C7E81

Preview Lab

Preview with #3D74AA

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

Preview Lab → · Contrast checker → · Palette generator →