#6472BD
Closest named color: Windows Blue (#3778BF). oklch(57.5% 0.116 274.2), rgb(100, 114, 189).
Aa
Black text reads best on this color (4.68:1).
About this color
#6472BD is a medium-dark, moderately saturated blue. In OKLCH its lightness is 57%, its chroma 0.116 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Windows Blue (#3778BF), ΔE 0.048 away. Black text reads best on it, at 4.68:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Windows Blue (#3778BF) |
| Black text | 4.68:1 |
| White text | 4.48:1 |
Values
| HEX | #6472BD |
| RGB | rgb(100, 114, 189) |
| HSL | hsl(231, 40%, 57%) |
| OKLCH | oklch(57.5% 0.116 274.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #6472BD | 4.48:1 | AA large text | Lc -76.5 | Fine for body text |
| Black text on #6472BD | 4.68:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #6472BD text on white | 4.48:1 | AA large text | Lc 71.0 | Content text, not long reading |
| #6472BD text on black | 4.68:1 | AA | Lc -30.7 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6E9F4
oklch(93.5% 0.015 273.8)
-
Step 200
200
#D3D8ED
oklch(88.5% 0.029 275.1)
-
Step 300
300
#B6BFE3
oklch(81% 0.052 274.2)
-
Step 400
400
#909DD5
oklch(70.7% 0.083 274)
-
Step 500
500
#7684CA
oklch(63.1% 0.107 274.3)
-
Step 600
600 (this color)
#6472BD
oklch(57.5% 0.116 274.2)
-
Step 700
700
#4E5A9E
oklch(49% 0.109 274.1)
-
Step 800
800
#404A80
oklch(42.7% 0.09 274)
-
Step 900
900
#363E67
oklch(37.7% 0.071 274.1)
-
Step 950
950
#20253C
oklch(27.1% 0.043 273.8)
#6472BD with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #567BC0 | 0.027 |
| Deuteranopia (no green cones) | #4E73BB | 0.027 |
| Tritanopia (no blue cones) | #43828E | 0.105 |
| Achromatopsia (no color) | #777777 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6472BD
#6472BD
oklch(57.5% 0.116 274.2)
- #8F7705
#8F7705
oklch(57.5% 0.117 94.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #6472BD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Windows Blue #3778BF ΔE 0.048
- French Blue #436BAD ΔE 0.053
- Steel Blue #4682B4 ΔE 0.057
- Cool Blue #4984B8 ΔE 0.057
- Flat Blue #3C73A8 ΔE 0.059
- Dark Periwinkle #665FD1 ΔE 0.061
- Off Blue #5684AE ΔE 0.062
- Dull Blue #49759C ΔE 0.065
Use #6472BD in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.