#43618D
Closest named color: Denim (#3B638C). oklch(48.9% 0.08 257.8), rgb(67, 97, 141).
Aa
White text reads best on this color (6.30:1).
About this color
#43618D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.080 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.011 away. White text reads best on it, at 6.30:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.33:1 |
| White text | 6.30:1 |
Values
| HEX | #43618D |
| RGB | rgb(67, 97, 141) |
| HSL | hsl(216, 36%, 41%) |
| OKLCH | oklch(48.9% 0.08 257.8) |
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 #43618D | 6.30:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #43618D | 3.33:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #43618D text on white | 6.30:1 | AA | Lc 81.3 | Fine for body text |
| #43618D text on black | 3.33:1 | AA large text | Lc -20.6 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF1
oklch(93.5% 0.011 256.7)
-
Step 200
200
#D1DAE8
oklch(88.6% 0.022 259.2)
-
Step 300
300
#B2C2DA
oklch(81% 0.038 258.4)
-
Step 400
400
#89A2C7
oklch(70.6% 0.061 258.1)
-
Step 500
500
#6B8BB9
oklch(63.1% 0.079 257.4)
-
Step 600
600
#5374A5
oklch(55.5% 0.086 258.1)
-
Step 700
700 (this color)
#43618D
oklch(48.9% 0.08 257.8)
-
Step 800
800
#385073
oklch(42.8% 0.066 257.7)
-
Step 900
900
#30425D
oklch(37.6% 0.052 258.3)
-
Step 950
950
#1C2736
oklch(27% 0.032 256.3)
#43618D 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) | #50648F | 0.020 |
| Deuteranopia (no green cones) | #475D8C | 0.012 |
| Tritanopia (no blue cones) | #1F6B71 | 0.071 |
| Achromatopsia (no color) | #606060 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43618D
#43618D
oklch(48.9% 0.08 257.8)
- #795A26
#795A26
oklch(48.9% 0.08 77.8)
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 #43618D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.011
- Dusky Blue #475F94 ΔE 0.015
- Denim Blue #3B5B92 ΔE 0.024
- Light Navy Blue #2E5A88 ΔE 0.034
- YInMn Blue #415A77 ΔE 0.038
- Dusk #4E5481 ΔE 0.039
- Peacock Blue #016795 ΔE 0.043
- Dusty Grape #545775 ΔE 0.045
Use #43618D 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.