#474D8D
Closest named color: Twilight (#4E518B). oklch(44.7% 0.104 277.3), rgb(71, 77, 141).
Aa
White text reads best on this color (7.73:1).
About this color
#474D8D is a dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.104 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.017 away. White text reads best on it, at 7.73:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.71:1 |
| White text | 7.73:1 |
Values
| HEX | #474D8D |
| RGB | rgb(71, 77, 141) |
| HSL | hsl(235, 33%, 42%) |
| OKLCH | oklch(44.7% 0.104 277.3) |
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 #474D8D | 7.73:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #474D8D | 2.71:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #474D8D text on white | 7.73:1 | AAA | Lc 86.7 | Fine for body text |
| #474D8D text on black | 2.71:1 | Fails | Lc -15.4 | 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 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
#D3D8F0
oklch(88.6% 0.033 276.3)
-
Step 300
300
#B6BEE8
oklch(80.9% 0.06 276.5)
-
Step 400
400
#919BDD
oklch(70.7% 0.097 277)
-
Step 500
500
#7781D4
oklch(63.1% 0.125 277)
-
Step 600
600
#6169C1
oklch(55.7% 0.135 277.1)
-
Step 700
700
#5057A6
oklch(49.1% 0.125 276.9)
-
Step 800
800 (this color)
#474D8D
oklch(44.7% 0.104 277.3)
-
Step 900
900
#373C6C
oklch(37.6% 0.082 277.2)
-
Step 950
950
#20243F
oklch(27.1% 0.05 276.1)
#474D8D 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) | #33568F | 0.033 |
| Deuteranopia (no green cones) | #2D508C | 0.033 |
| Tritanopia (no blue cones) | #2D5B66 | 0.092 |
| Achromatopsia (no color) | #535353 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #474D8D
#474D8D
oklch(44.7% 0.104 277.3)
- #635400
#635400
oklch(44.7% 0.092 97.2)
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 #474D8D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.017
- Dusk #4E5481 ΔE 0.033
- Blueberry #464196 ΔE 0.037
- Denim Blue #3B5B92 ΔE 0.040
- Dusk Blue #26538D ΔE 0.040
- Dark Slate Blue #483D8B ΔE 0.042
- Light Navy Blue #2E5A88 ΔE 0.047
- Dusky Blue #475F94 ΔE 0.051
Use #474D8D 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.