#3D5091
Closest named color: Twilight (#4E518B). oklch(44.9% 0.109 269.4), rgb(61, 80, 145).
Aa
White text reads best on this color (7.62:1).
About this color
#3D5091 is a dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.109 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.026 away. White text reads best on it, at 7.62:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.75:1 |
| White text | 7.62:1 |
Values
| HEX | #3D5091 |
| RGB | rgb(61, 80, 145) |
| HSL | hsl(226, 41%, 40%) |
| OKLCH | oklch(44.9% 0.109 269.4) |
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 #3D5091 | 7.62:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #3D5091 | 2.75:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #3D5091 text on white | 7.62:1 | AAA | Lc 86.3 | Fine for body text |
| #3D5091 text on black | 2.75:1 | Fails | Lc -15.8 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF7
oklch(93.7% 0.018 269.1)
-
Step 200
200
#D0D9F1
oklch(88.6% 0.034 269.3)
-
Step 300
300
#B0C0EB
oklch(81% 0.063 269)
-
Step 400
400
#879EE1
oklch(70.8% 0.102 269.2)
-
Step 500
500
#6A84D8
oklch(63.1% 0.13 269.4)
-
Step 600
600
#536CC5
oklch(55.6% 0.141 269.6)
-
Step 700
700
#435AAB
oklch(49.2% 0.132 269.2)
-
Step 800
800 (this color)
#3D5091
oklch(44.9% 0.109 269.4)
-
Step 900
900
#303E6E
oklch(37.7% 0.084 269.8)
-
Step 950
950
#1C2541
oklch(27.1% 0.054 269.1)
#3D5091 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) | #335893 | 0.023 |
| Deuteranopia (no green cones) | #285090 | 0.024 |
| Tritanopia (no blue cones) | #065E69 | 0.097 |
| Achromatopsia (no color) | #545454 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D5091
#3D5091
oklch(44.9% 0.109 269.4)
- #695200
#695200
oklch(45% 0.092 89.9)
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 #3D5091, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.026
- Dusk Blue #26538D ΔE 0.027
- Denim Blue #3B5B92 ΔE 0.031
- Light Navy Blue #2E5A88 ΔE 0.038
- Dusk #4E5481 ΔE 0.039
- Blueberry #464196 ΔE 0.042
- Cobalt #1E488F ΔE 0.044
- Light Navy #155084 ΔE 0.045
Use #3D5091 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.