#474B89
Closest named color: Twilight (#4E518B). oklch(44% 0.101 278.6), rgb(71, 75, 137).
Aa
White text reads best on this color (7.96:1).
About this color
#474B89 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.101 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.021 away. White text reads best on it, at 7.96:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.63:1 |
| White text | 7.96:1 |
Values
| HEX | #474B89 |
| RGB | rgb(71, 75, 137) |
| HSL | hsl(236, 32%, 41%) |
| OKLCH | oklch(44% 0.101 278.6) |
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 #474B89 | 7.96:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #474B89 | 2.63:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #474B89 text on white | 7.96:1 | AAA | Lc 87.5 | Fine for body text |
| #474B89 text on black | 2.63:1 | Fails | Lc -14.6 | Not readable |
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 800.
-
Step 50
50
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F6
oklch(93.6% 0.018 279.1)
-
Step 200
200
#D4D7EF
oklch(88.4% 0.033 280)
-
Step 300
300
#B7BDE7
oklch(80.8% 0.06 278.6)
-
Step 400
400
#939BDB
oklch(70.8% 0.094 278.2)
-
Step 500
500
#7A81D1
oklch(63.2% 0.12 278.6)
-
Step 600
600
#6469BE
oklch(55.7% 0.13 278.7)
-
Step 700
700
#5357A4
oklch(49.2% 0.121 278.7)
-
Step 800
800 (this color)
#474B89
oklch(44% 0.101 278.6)
-
Step 900
900
#393C6A
oklch(37.6% 0.078 279.1)
-
Step 950
950
#21243E
oklch(27.1% 0.048 277.6)
#474B89 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) | #32538B | 0.032 |
| Deuteranopia (no green cones) | #2D4E88 | 0.034 |
| Tritanopia (no blue cones) | #2F5863 | 0.089 |
| Achromatopsia (no color) | #515151 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #474B89
#474B89
oklch(44% 0.101 278.6)
- #605300
#605300
oklch(44.2% 0.091 98.8)
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 #474B89, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.021
- Dusk #4E5481 ΔE 0.034
- Blueberry #464196 ΔE 0.037
- Dark Slate Blue #483D8B ΔE 0.038
- Dusk Blue #26538D ΔE 0.042
- Denim Blue #3B5B92 ΔE 0.045
- Light Navy Blue #2E5A88 ΔE 0.050
- Cobalt #1E488F ΔE 0.052
Use #474B89 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.