#474CB1
Closest named color: Blue With A Hint Of Purple (#533CC6). oklch(47.1% 0.158 276.3), rgb(71, 76, 177).
Aa
White text reads best on this color (7.15:1).
About this color
#474CB1 is a medium-dark, vivid blue. In OKLCH its lightness is 47%, its chroma 0.158 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Blue With A Hint Of Purple (#533CC6), ΔE 0.049 away. White text reads best on it, at 7.15:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.158) |
| Temperature | cool |
| Nearest name | Blue With A Hint Of Purple (#533CC6) |
| Black text | 2.93:1 |
| White text | 7.15:1 |
Values
| HEX | #474CB1 |
| RGB | rgb(71, 76, 177) |
| HSL | hsl(237, 43%, 49%) |
| OKLCH | oklch(47.1% 0.158 276.3) |
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 #474CB1 | 7.15:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #474CB1 | 2.93:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #474CB1 text on white | 7.15:1 | AAA | Lc 84.5 | Fine for body text |
| #474CB1 text on black | 2.93:1 | Fails | Lc -17.5 | Dividers and decoration only |
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 700.
-
Step 50
50
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D1D7F6
oklch(88.4% 0.043 276.8)
-
Step 300
300
#B3BDF2
oklch(80.9% 0.076 276.3)
-
Step 400
400
#8D99EC
oklch(70.7% 0.122 276.5)
-
Step 500
500
#727DE6
oklch(63% 0.157 276.4)
-
Step 600
600
#5C64D4
oklch(55.6% 0.17 276.3)
-
Step 700
700 (this color)
#474CB1
oklch(47.1% 0.158 276.3)
-
Step 800
800
#3E4495
oklch(42.7% 0.131 276.2)
-
Step 900
900
#343A76
oklch(37.6% 0.101 276.1)
-
Step 950
950
#1F2245
oklch(26.9% 0.064 277.4)
#474CB1 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) | #005CB4 | 0.060 |
| Deuteranopia (no green cones) | #0053AF | 0.056 |
| Tritanopia (no blue cones) | #006477 | 0.136 |
| Achromatopsia (no color) | #585858 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #474CB1
#474CB1
oklch(47.1% 0.158 276.3)
- #6B5A00
#6B5A00
oklch(47% 0.097 96.3)
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 #474CB1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue With A Hint Of Purple #533CC6 ΔE 0.049
- Blueberry #464196 ΔE 0.050
- Bluey Purple #6241C7 ΔE 0.058
- Blurple #5539CC ΔE 0.060
- Iris #6258C4 ΔE 0.060
- Majorelle Blue #3F37C9 ΔE 0.061
- Blue Blue #2242C7 ΔE 0.062
- Twilight #4E518B ΔE 0.066
Use #474CB1 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.