#2F5AC3#2F5AC3

#2F5AC3 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.9% C 0.171 H 264.3°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#2F5AC3
RGB	rgb(47, 90, 195)
HSL	hsl(223, 61%, 47%)
HSV	hsv(223, 76%, 76%)
CMYK	cmyk(75.9%, 53.8%, 0%, 23.5%)
CIE-LAB	lab(40.99, 22.61, -59.21)
CIE-LCH	lch(40.99, 63.38, 290.90°)
OKLab	oklab(49.93% -0.0171 -0.1706)
OKLCH	oklch(49.93% 0.171 264.3)
XYZ	xyz(14.6753, 11.8552, 53.1340)
Luminance	0.1186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5AC3 #C3982F

analogous

#2FA4C3 #2F5AC3 #4E2FC3

triadic

#2F5AC3 #C32F5A #5AC32F

tetradic

#2F5AC3 #C32FA4 #C3982F #2FC34E

square

#2F5AC3 #C32FA4 #C3982F #2FC34E

split-complementary

#2F5AC3 #C34E2F #A4C32F

monochromatic

#172C60 #234392 #2F5AC3 #587DD7 #8AA4E3

Accessibility & contrast

On white

6.23

#2F5AC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#2F5AC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5AC3

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5AC3	#FFFFFF	#000000	##FFFFFF
##2F5AC3	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068C7

Deuteranopia (green-blind)

#005AC1

Tritanopia (blue-blind)

#007486

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2f5ac3;
/* rgb */ color: rgb(47, 90, 195);
/* oklch */ color: oklch(49.9% 0.171 264.3);

Tailwind

colors: {
  custom: {
    50: '#7d88d6',
    500: '#2f5ac3',
    950: '#000000',
  },
}

SCSS

$custom: #2f5ac3;
$custom-light: #7d88d6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5ac3",
  "rgb": {
    "r": 47,
    "g": 90,
    "b": 195
  },
  "hsl": {
    "h": 222.568,
    "s": 61.157,
    "l": 47.451
  },
  "oklch": {
    "l": 0.49931,
    "c": 0.17148,
    "h": 264.3
  },
  "luminance": 0.11857
}

Semantic roles & 50–950 ramp

primary

#2F5AC3

secondary

#CDB781

accent

#B644E4

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2F5AC3

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

Preview Lab → · Contrast checker → · Palette generator →