#2D30B0#2D30B0

#2D30B0 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.5% C 0.196 H 272.4°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#2D30B0
RGB	rgb(45, 48, 176)
HSL	hsl(239, 59%, 43%)
HSV	hsv(239, 74%, 69%)
CMYK	cmyk(74.4%, 72.7%, 0%, 31%)
CIE-LAB	lab(28.92, 42.23, -67.75)
CIE-LCH	lch(28.92, 79.84, 301.93°)
OKLab	oklab(40.5% 0.0083 -0.1961)
OKLCH	oklch(40.5% 0.196 272.4)
XYZ	xyz(9.9730, 5.8053, 41.6608)
Luminance	0.0581 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.25

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D30B0 #B0AD2D

analogous

#2D71B0 #2D30B0 #6B2DB0

triadic

#2D30B0 #B02D30 #30B02D

tetradic

#2D30B0 #B02D71 #B0AD2D #2DB06B

square

#2D30B0 #B02D71 #B0AD2D #2DB06B

split-complementary

#2D30B0 #B06B2D #71B02D

monochromatic

#14154F #21237F #2D30B0 #4A4DD1 #7A7DDD

Accessibility & contrast

On white

9.72

#2D30B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#2D30B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D30B0

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D30B0	#FFFFFF	#000000	##FFFFFF
##2D30B0	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB4

Deuteranopia (green-blind)

#003EAE

Tritanopia (blue-blind)

#00546D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2d30b0;
/* rgb */ color: rgb(45, 48, 176);
/* oklch */ color: oklch(40.5% 0.196 272.4);

Tailwind

colors: {
  custom: {
    50: '#7b69c9',
    500: '#2d30b0',
    950: '#000000',
  },
}

SCSS

$custom: #2d30b0;
$custom-light: #7b69c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2d30b0",
  "rgb": {
    "r": 45,
    "g": 48,
    "b": 176
  },
  "hsl": {
    "h": 238.626,
    "s": 59.276,
    "l": 43.333
  },
  "oklch": {
    "l": 0.40496,
    "c": 0.19624,
    "h": 272.4
  },
  "luminance": 0.05806
}

Semantic roles & 50–950 ramp

primary

#2D30B0

secondary

#C5C373

accent

#DF45E2

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2D30B0

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

Preview Lab → · Contrast checker → · Palette generator →