#434864
Closest named color: Dark Grey Blue (#29465B). oklch(40.9% 0.047 276.3), rgb(67, 72, 100).
Aa
White text reads best on this color (8.93:1).
About this color
#434864 is a dark, muted blue. In OKLCH its lightness is 41%, its chroma 0.047 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.041 away. White text reads best on it, at 8.93:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.34:1 |
| White text | 8.93:1 |
Values
| HEX | #434864 |
| RGB | rgb(67, 72, 100) |
| HSL | hsl(231, 20%, 33%) |
| OKLCH | oklch(40.9% 0.047 276.3) |
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 #434864 | 8.93:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #434864 | 2.34:1 | Fails | Lc 13.5 | Not readable |
| #434864 text on white | 8.93:1 | AAA | Lc 90.5 | Preferred for body text |
| #434864 text on black | 2.34:1 | Fails | Lc -11.8 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D6D8E4
oklch(88.4% 0.017 278.5)
-
Step 300
300
#BBBFD3
oklch(80.8% 0.028 276.7)
-
Step 400
400
#999FBD
oklch(70.8% 0.044 276.3)
-
Step 500
500
#8087AC
oklch(63.1% 0.056 276.3)
-
Step 600
600
#697098
oklch(55.5% 0.063 276.5)
-
Step 700
700
#585E81
oklch(49.1% 0.057 276.6)
-
Step 800
800 (this color)
#434864
oklch(40.9% 0.047 276.3)
-
Step 900
900
#3C4055
oklch(37.7% 0.036 276.1)
-
Step 950
950
#232632
oklch(27.1% 0.023 273.8)
#434864 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) | #404B65 | 0.009 |
| Deuteranopia (no green cones) | #3D4863 | 0.009 |
| Tritanopia (no blue cones) | #3A4D52 | 0.041 |
| Achromatopsia (no color) | #494949 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #434864
#434864
oklch(40.9% 0.047 276.3)
- #524A2C
#524A2C
oklch(40.9% 0.047 95)
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 #434864, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.041
- Charcoal #264653 ΔE 0.051
- YInMn Blue #415A77 ΔE 0.056
- Dark Slate Gray #2F4F4F ΔE 0.056
- Dusty Grape #545775 ΔE 0.057
- Dusk #4E5481 ΔE 0.058
- Charcoal Grey #3C4142 ΔE 0.059
- Light Navy #155084 ΔE 0.067
Use #434864 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.