#474B87
Closest named color: Twilight (#4E518B). oklch(43.9% 0.098 278.7), rgb(71, 75, 135).
Aa
White text reads best on this color (8.00:1).
About this color
#474B87 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.098 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 8.00:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.62:1 |
| White text | 8.00:1 |
Values
| HEX | #474B87 |
| RGB | rgb(71, 75, 135) |
| HSL | hsl(236, 31%, 40%) |
| OKLCH | oklch(43.9% 0.098 278.7) |
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 #474B87 | 8.00:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #474B87 | 2.62:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #474B87 text on white | 8.00:1 | AAA | Lc 87.6 | Fine for body text |
| #474B87 text on black | 2.62:1 | Fails | Lc -14.5 | 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
#E7E9F5
oklch(93.6% 0.016 278.5)
-
Step 200
200
#D4D8EF
oklch(88.6% 0.032 277.9)
-
Step 300
300
#B8BEE6
oklch(81% 0.057 278.4)
-
Step 400
400
#949BD9
oklch(70.7% 0.091 278.8)
-
Step 500
500
#7A81CF
oklch(63.1% 0.117 278.6)
-
Step 600
600
#6469BC
oklch(55.6% 0.127 278.8)
-
Step 700
700
#5357A2
oklch(49% 0.118 278.8)
-
Step 800
800 (this color)
#474B87
oklch(43.9% 0.098 278.7)
-
Step 900
900
#393C69
oklch(37.6% 0.076 279.1)
-
Step 950
950
#21243E
oklch(27.1% 0.048 277.6)
#474B87 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) | #345389 | 0.031 |
| Deuteranopia (no green cones) | #2F4E86 | 0.032 |
| Tritanopia (no blue cones) | #315762 | 0.085 |
| Achromatopsia (no color) | #505050 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #474B87
#474B87
oklch(43.9% 0.098 278.7)
- #5F5200
#5F5200
oklch(43.8% 0.091 98.6)
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 #474B87, 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 0.033
- Blueberry #464196 ΔE 0.039
- Dark Slate Blue #483D8B ΔE 0.039
- Dusk Blue #26538D ΔE 0.042
- Denim Blue #3B5B92 ΔE 0.046
- Light Navy Blue #2E5A88 ΔE 0.049
- Cobalt #1E488F ΔE 0.052
Use #474B87 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.