#436784
Closest named color: Denim (#3B638C). oklch(49.9% 0.062 243.8), rgb(67, 103, 132).
Aa
White text reads best on this color (5.97:1).
About this color
#436784 is a medium-dark, muted blue. In OKLCH its lightness is 50%, its chroma 0.062 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.022 away. White text reads best on it, at 5.97:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.51:1 |
| White text | 5.97:1 |
Values
| HEX | #436784 |
| RGB | rgb(67, 103, 132) |
| HSL | hsl(207, 33%, 39%) |
| OKLCH | oklch(49.9% 0.062 243.8) |
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 #436784 | 5.97:1 | AA | Lc -85.0 | Fine for body text |
| Black text on #436784 | 3.51:1 | AA large text | Lc 24.2 | Dividers and decoration only |
| #436784 text on white | 5.97:1 | AA | Lc 79.8 | Fine for body text |
| #436784 text on black | 3.51:1 | AA large text | Lc -22.0 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBEF
oklch(93.7% 0.008 236.6)
-
Step 200
200
#D0DBE4
oklch(88.6% 0.017 242.5)
-
Step 300
300
#B1C3D3
oklch(80.9% 0.03 245)
-
Step 400
400
#87A5BD
oklch(70.8% 0.048 242.5)
-
Step 500
500
#698EAC
oklch(63.1% 0.061 243.4)
-
Step 600
600
#507898
oklch(55.6% 0.067 243.5)
-
Step 700
700 (this color)
#436784
oklch(49.9% 0.062 243.8)
-
Step 800
800
#365269
oklch(42.6% 0.051 244.2)
-
Step 900
900
#2F4456
oklch(37.7% 0.041 245)
-
Step 950
950
#1C2832
oklch(27% 0.025 244)
#436784 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) | #5B6785 | 0.031 |
| Deuteranopia (no green cones) | #526083 | 0.026 |
| Tritanopia (no blue cones) | #256E71 | 0.051 |
| Achromatopsia (no color) | #636363 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #436784
#436784
oklch(49.9% 0.062 243.8)
- #7C5B3C
#7C5B3C
oklch(49.8% 0.063 63.8)
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 #436784, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.022
- Slate #516572 ΔE 0.031
- Dusky Blue #475F94 ΔE 0.040
- YInMn Blue #415A77 ΔE 0.040
- Metallic Blue #4F738E ΔE 0.041
- Muted Blue #3B719F ΔE 0.045
- Peacock Blue #016795 ΔE 0.047
- Denim Blue #3B5B92 ΔE 0.049
Use #436784 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.