#3039A3#3039A3

#3039A3 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.9% C 0.169 H 272.6°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#3039A3
RGB	rgb(48, 57, 163)
HSL	hsl(235, 55%, 41%)
HSV	hsv(235, 71%, 64%)
CMYK	cmyk(70.6%, 65%, 0%, 36.1%)
CIE-LAB	lab(29.91, 32.45, -58.31)
CIE-LCH	lch(29.91, 66.73, 299.10°)
OKLab	oklab(40.89% 0.0077 -0.1684)
OKLCH	oklch(40.89% 0.169 272.6)
XYZ	xyz(9.2907, 6.1981, 35.3500)
Luminance	0.0620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3039A3 #A39A30

analogous

#3073A3 #3039A3 #6130A3

triadic

#3039A3 #A33039 #39A330

tetradic

#3039A3 #A33073 #A39A30 #30A361

square

#3039A3 #A33073 #A39A30 #30A361

split-complementary

#3039A3 #A36130 #73A330

monochromatic

#141844 #222874 #3039A3 #4751C9 #777ED7

Accessibility & contrast

On white

9.38

#3039A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#3039A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3039A3

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3039A3	#FFFFFF	#000000	##FFFFFF
##3039A3	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA6

Deuteranopia (green-blind)

#0041A1

Tritanopia (blue-blind)

#005568

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3039a3;
/* rgb */ color: rgb(48, 57, 163);
/* oklch */ color: oklch(40.9% 0.169 272.6);

Tailwind

colors: {
  custom: {
    50: '#786fbf',
    500: '#3039a3',
    950: '#000000',
  },
}

SCSS

$custom: #3039a3;
$custom-light: #786fbf;
$custom-dark: #000000;

JSON

{
  "hex": "#3039a3",
  "rgb": {
    "r": 48,
    "g": 57,
    "b": 163
  },
  "hsl": {
    "h": 235.304,
    "s": 54.502,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40885,
    "c": 0.16856,
    "h": 272.6
  },
  "luminance": 0.06199
}

Semantic roles & 50–950 ramp

primary

#3039A3

secondary

#BFB970

accent

#D24ADE

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #3039A3

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

Preview Lab → · Contrast checker → · Palette generator →