#33476E
Closest named color: Dark Grey Blue (#29465B). oklch(40% 0.071 262.9), rgb(51, 71, 110).
Aa
White text reads best on this color (9.26:1).
About this color
#33476E is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.071 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.036 away. White text reads best on it, at 9.26:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.26:1 |
| White text | 9.26:1 |
Values
| HEX | #33476E |
| RGB | rgb(51, 71, 110) |
| HSL | hsl(220, 37%, 32%) |
| OKLCH | oklch(40% 0.071 262.9) |
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 #33476E | 9.26:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #33476E | 2.26:1 | Fails | Lc 12.7 | Not readable |
| #33476E text on white | 9.26:1 | AAA | Lc 91.3 | Preferred for body text |
| #33476E text on black | 2.26:1 | Fails | Lc -11.1 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E4EAF5
oklch(93.6% 0.016 262.8)
-
Step 200
200
#CFDAED
oklch(88.6% 0.029 261.5)
-
Step 300
300
#AFC1E4
oklch(80.9% 0.053 263.7)
-
Step 400
400
#84A1D6
oklch(70.7% 0.085 262.2)
-
Step 500
500
#6688CB
oklch(63% 0.109 263.1)
-
Step 600
600
#4D71B8
oklch(55.5% 0.118 262.8)
-
Step 700
700
#3E5F9F
oklch(49.2% 0.11 262.5)
-
Step 800
800
#344D81
oklch(42.6% 0.092 263.6)
-
Step 900
900 (this color)
#33476E
oklch(40% 0.071 262.9)
-
Step 950
950
#1B263C
oklch(27% 0.044 263.4)
#33476E 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) | #384A70 | 0.012 |
| Deuteranopia (no green cones) | #31456D | 0.007 |
| Tritanopia (no blue cones) | #184F55 | 0.063 |
| Achromatopsia (no color) | #474747 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33476E
#33476E
oklch(40% 0.071 262.9)
- #5A4413
#5A4413
oklch(40.1% 0.071 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 #33476E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.036
- Twilight Blue #0A437A ΔE 0.045
- Light Navy #155084 ΔE 0.045
- Charcoal #264653 ΔE 0.051
- Deep Sea Blue #015482 ΔE 0.051
- Dusk Blue #26538D ΔE 0.056
- Cobalt #1E488F ΔE 0.058
- YInMn Blue #415A77 ΔE 0.063
Use #33476E 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.