#36435E
Closest named color: Dark Grey Blue (#29465B). oklch(38.4% 0.049 264.4), rgb(54, 67, 94).
Aa
White text reads best on this color (9.89:1).
About this color
#36435E is a dark, muted blue. In OKLCH its lightness is 38%, its chroma 0.049 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.020 away. White text reads best on it, at 9.89:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.12:1 |
| White text | 9.89:1 |
Values
| HEX | #36435E |
| RGB | rgb(54, 67, 94) |
| HSL | hsl(220, 27%, 29%) |
| OKLCH | oklch(38.4% 0.049 264.4) |
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 #36435E | 9.89:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #36435E | 2.12:1 | Fails | Lc 11.0 | Not readable |
| #36435E text on white | 9.89:1 | AAA | Lc 92.9 | Preferred for body text |
| #36435E text on black | 2.12:1 | Fails | Lc -9.5 | 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 900.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D2D9E7
oklch(88.4% 0.021 264.5)
-
Step 300
300
#B5C1D9
oklch(80.9% 0.036 264.3)
-
Step 400
400
#8EA1C6
oklch(70.7% 0.058 263.6)
-
Step 500
500
#7289B8
oklch(63% 0.076 264.2)
-
Step 600
600
#5B72A4
oklch(55.5% 0.083 264.9)
-
Step 700
700
#4B608C
oklch(49.1% 0.076 264.3)
-
Step 800
800
#3D4E72
oklch(42.6% 0.064 264.5)
-
Step 900
900 (this color)
#36435E
oklch(38.4% 0.049 264.4)
-
Step 950
950
#1F2636
oklch(26.9% 0.032 266.1)
#36435E 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) | #3A455F | 0.009 |
| Deuteranopia (no green cones) | #36415D | 0.006 |
| Tritanopia (no blue cones) | #29494C | 0.045 |
| Achromatopsia (no color) | #434343 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #36435E
#36435E
oklch(38.4% 0.049 264.4)
- #504123
#504123
oklch(38.4% 0.05 83.6)
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 #36435E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.020
- Charcoal #264653 ΔE 0.032
- Charcoal Grey #3C4142 ΔE 0.047
- Dark Blue Grey #1F3B4D ΔE 0.050
- Onyx #343A40 ΔE 0.053
- Dark Slate Gray #2F4F4F ΔE 0.054
- Prussian Blue #1D3557 ΔE 0.059
- Twilight Blue #0A437A ΔE 0.061
Use #36435E 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.